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Hitachi Global Storage Technologies Netherlands B v
Hitachi Global Storage Technologies Netherlands B v_20100114
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Hitachi Global Storage Technologies Netherlands B v patents

Recent patent applications related to Hitachi Global Storage Technologies Netherlands B v. Hitachi Global Storage Technologies Netherlands B v is listed as an Agent/Assignee. Note: Hitachi Global Storage Technologies Netherlands B v may have other listings under different names/spellings. We're not affiliated with Hitachi Global Storage Technologies Netherlands B v, we're just tracking patents.

ARCHIVE: New 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "H" | Hitachi Global Storage Technologies Netherlands B v-related inventors




Date Hitachi Global Storage Technologies Netherlands B v patents (updated weekly) - BOOKMARK this page
01/02/14Write head structure designed for temperature insensitive writing performance
12/26/13Perpendicular magnetic recording head having a main pole and a sub-pole
11/21/13Read sensor having a structure for reducing magnetic coupling between a magnetic bias layer and an upper magnetic shield
11/14/13Corrosion-resistant bit patterned media (bpm) and discrete track media (dtm) and methods of production thereof
10/31/13Differentiated liftoff process for ultra-shallow mask defined narrow trackwidth magnetic sensor
10/24/13Magnetic head having a contact detection sensor
10/10/13Implementing remapping command with indirection update for indirected storage
09/19/13Magnetic recording head with non-conformal side shield gap
09/12/13Rotating device, manufacturing method thereof and bearing component
09/12/13Thermally enabled exchange coupled media for magnetic data recording
09/12/13System, mask structure for patterning a workpiece by ions
09/12/13System, polishing workpieces
09/05/13Substrate nitrogen plasma treatment for softer cofe main pole writer formation
08/22/13Spin-torque oscillator (sto) for microwave-assisted magnetic recording (mamr) and methods of use thereof
08/01/13Magnetic media and magnetic recording devices using fluorine compounds
08/01/13Implementing enhanced data write for multi-level cell (mlc) memory using threshold voltage-drift or resistance drift tolerant moving baseline memory data encoding
08/01/13Implementing enhanced data read for multi-level cell (mlc) memory using threshold voltage-drift or resistance drift tolerant moving baseline memory data encoding
08/01/13Implementing enhanced data partial-erase for multi-level cell (mlc) memory using threshold voltage-drift or resistance drift tolerant moving baseline memory data encoding
07/25/13Magnetic head slider having shared heater and contact sensor terminal pads
07/04/13Microwave-assisted magnetic recording head and systems thereof with environmental conditions control
07/04/13System, shingled magnetic recording in disk drives
07/04/13Magnetic domain control for an embedded contact sensor for a magnetic recording head
07/04/13System, magnetic media with a non-continuous metallic seed layer
07/04/13Preheat feature for thermally assisted recording
07/04/13Magnetic head having stable shield domain structure
06/27/13Method for manufacturing a magnetic recording disk with improved yield
06/27/13Magnetic data recording system with improved servo capability for bit patterned recording
06/27/13Magnetic sensor having hard bias structure for optimized hard bias field and hard bias coercivity
06/27/13Magnetic read sensor having flat shield profile
06/27/13Tunneling magnetoresistance (tmr) read sensor with a long diffusion path and ex-situ interfaces in a sense layer structure
06/20/13System, seedless electroplated structure on a semiconductor substrate
06/20/13Perpendicular magnetic recording medium with grain boundary controlling layers
06/20/13Patterned magnetic recording media and methods of production thereof utilizing crystal orientation control technology
06/20/13Shield structure for reducing the magnetic induction rate of the trailing shield and systems thereof
06/20/13Perfluorinated polyethers (pfpe) as magnetic lubricants
06/20/13Profile method in magnetic write head fabrication
06/13/13Implementing spin-torque oscillator sensing with enhanced demodulator for hard disk drives
06/13/13Write head designed for adjusting relative write phase between subtracks of a patterned media hypertrack
06/13/13Implementing spin-torque oscillator sensing with enhanced delay control feedback circuit for hard disk drives
06/13/13Suspension assembly formed with a protective structure
06/13/13Hard disk drive with write assist based on detected conditions
06/13/13Magnetic media having ultra thin bonded lubrication layer
06/13/13Implementing spin-torque oscillator sensing with enhanced integrated demodulator for hard disk drives
06/06/13Magnetic head having a thermal fly-height control (tfc) structure under a flat lower shield
06/06/13Error recovery based on applying current/voltage to a heating element of a magnetic head
06/06/13Magnetic recording head and system having optical waveguide core and/or cladding of an alloyed oxide material
05/30/13Implementing data track pitch adjustment under operational vibration conditions
05/30/13Method for manufacturing a magnetic sensor using two step ion milling
05/23/13Magnetoresistive head having perpendicularly offset anisotropy films and a hard disk drive using the same
05/16/13Magnetic write head with novel shield structure
05/09/13Fept-c based magnetic recording media with onion-like carbon protection layer
04/18/13Method for manufacturing a magnetic read sensor with narrow track width using amorphous carbon as a hard mask and localized cmp
04/18/13Magnetic sensor having cofebta in pinned and free layer structures
04/18/13System, anticorrosion overcoat
04/04/13Method for creating burst magnitude servo patterns with unipolar bits on a magnetic media of a magnetic data recording system
04/04/13Magnetic bias structure for magnetoresistive sensor
04/04/13Magnetic bias structure for magnetoresistive sensor having a scissor structure
04/04/13Bit patterned magnetic media fabricated by templated growth from a printed topographic pattern
04/04/13Method for manufacturing a perpendicular magnetic write head using novel reactive ion etching chemistry
04/04/13Shingled recording systems using multiple pass write, single pass read architecture
04/04/13Lubricant layer that provides a stable head-to-disk interface in humid conditions
04/04/13Fabrication of bit patterned media using microcontact printing
03/28/13Low clearance magnetic head having a contact detection sensor
03/28/13System, enhanced cleaning and polishing of magnetic recording disk
03/21/13Magnetic recording head with low-wear protective film having hydrogen and/or water vapor therein
Patent Packs
03/07/13Shingled magnetic recording (smr) head with bent trailing shield and methods of production thereof
03/07/13Magnetic recording head with adjacent track interference suppresion by novel microwave-assisted magnetic recording element
02/07/13System and synchronized writing on bit patterned media with read-write offset
02/07/13Track pitch variation measurement method using spiral dc pattern writing
02/07/13Air bearing surface overcoat with soft intermediate film, and methods of producing the same
01/31/13Method for manufacturing wraparound shield write head using hard masks
01/31/13Dual reverse microwave assisted magnetic recording (mamr) and systems thereof
01/24/13Method for manufacturing a magnetic write pole having straight side walls and a well defined track-width
01/17/13Method for manufacturing a patterned magnetic media with offset data and servo regions
01/03/13Method for manufacturing a magnetoresistive sensor using simultaneously formed hard bias and electrical lapping guide
12/27/12Low permeability material for a side shield in a perpendicular magnetic head
12/20/12Magnetic sensor having a hard bias seed structure
12/06/12Writer having a shield structure for adjacent and far track interference refreshment
12/06/12Perpendicular magnetic recording medium with an inverted hk structure
11/29/12Tunneling magnetoresistance (tmr) read sensor with low-contact-resistance interfaces
Patent Packs
11/29/12Magnetic head with self compensating dual thermal fly height control
11/29/12Artificial neural network application for magnetic core width prediction and modeling for magnetic disk drive manufacture
11/29/12Implementing enhanced epo protection for indirection data
11/29/12Implementing enhanced updates for indirection tables
11/15/12Thin-femto magnetic head slider and producing the same
11/08/12Fluorinated polytetramethylene glycol (ptmg) with diepoxide endgroups as magnetic lubricants
10/18/12Quantum well graphene structure formed on a dielectric layer having a flat surface
10/18/12Magnetic head having a contact detection sensor
10/11/12Tmr sensor film using a tantalum insertion layer and systems thereof
10/04/12Magnetic media with thermal insulation layer for thermally assisted magnetic data recording
09/27/12Magnetoresistive sensor having a structure for activating and deactivating electrostatic discharge prevention circuitry
09/13/12Method for manufacturing an advanced magnetic read sensor
08/30/12Method for manufacturing graphene electronics
08/30/12Apparatus and reading data from a tape
07/26/12Perpendicular magnetic recording media with oxide-containing exchange coupling layer
07/26/12Method for manufacturing a magnetic sensor having a flat upper shield
07/19/12Method of manufacturing a magnetic read sensor having a low resistance cap structure
06/28/12Magnetic head having a planar hall effect read sensor
06/28/12Write head with rotational write field
06/28/12Method for junction isolation to reduce junction damage for a tmr sensor
06/21/12Method for determining a critical dimension at a plane of interest from a measurement taken at a test plane
06/21/12Method for manufacturing a magnetic tape head using a tmr sensor
06/21/12Perpendicular magnetic recording media having low medium noise and systems using the same
06/21/12Method for manufacturing a perpendicular magnetic write pole having a write pole and trailing shield with a tapered trailing gap
06/21/12Perpendicular magnetic write head having a laminated trailing return pole
06/21/12Multi-angle hard bias deposition for optimal hard-bias deposition in a magnetic sensor
06/14/12Smart phone display and keyboard extension
06/07/12Perpendicular magnetic recording media having a decoupled low anisotropy oxide layer for writeability enhancement
05/24/12Method for manufacturing a magnetic write pole using a multi-layered hard mask structure
05/24/12System, perpendicular magnetic recording media having decoupled control and graded anisotropy
Social Network Patent Pack
05/24/12Thermally assisted magnetic write head employing a plasmonic antenna comprising an alloyed film to improve the hardness and manufacturability of the antenna
05/24/12Method for patterned media with reduced magnetic trench material
05/17/12Cpp-tmr sensor with non-orthogonal free and reference layer magnetization orientation
05/10/12Wet etching silicon oxide during the formation of a damascene pole and adjacent structure
05/03/12Thermally assisted magnetic write head employing a near field transducer (nft) having a diffusion barrier layer between the near field transducer and a magnetic lip
05/03/12Integrated touch-down pad and touch-down sensor
05/03/12Method for manufacturing a short flare definition by additive process for perpendicular head
05/03/12Planarized magnetic recording disk with pre-patterned surface features and secure adhesion of planarizing fill material and planarizing the disk
04/26/12System, storage architecture for bit patterned media using both erase band and shingled magnetic recording
04/19/12System, pattern clean-up during fabrication of patterned media using forced assembly of molecules
Patent Packs
04/19/12Thermal fly height control magnetic recording head having a novel heating element geometry
04/19/12Patterned perpendicular magnetic recording disk drive and medium with patterned exchange bridge layer below the data islands
04/12/12Perpendicular magnetic recording medium and magnetic storage apparatus using the same
04/05/12Thermally-assisted recording (tar) patterned-media disk drive with optical detection of write synchronization and servo fields
03/29/12System, shape-engineered islands of exchange spring or exchange coupled composite, bit patterned media
03/22/12Current-perpendicular-to-plane (cpp) read sensor with ferromagnetic buffer, shielding and seed layers
03/22/12System, fabricating a c-aperture or e-antenna plasmonic near field source for thermal assisted recording applications
03/15/12Magnetic field sensor with graphene sense layer and ferromagnetic biasing layer below the sense layer
03/15/12Current-perpendicular-to-the-plane (cpp) magnetoresistive (mr) sensor with improved insulating structure
03/15/12Current-perpendicular-to-the-plane (cpp) magnetoresistive (mr) sensor with reference layer integrated in magnetic shield
03/01/12Method for manufacturing a perpendicular magnetic write head having a leading edge tapered write pole, self aligned side shield and independent trailing shield
03/01/12Current perpendicular magnetoresistive sensor with capacitance balancing
03/01/12Near-field transducer with thermal sensor and system for clocking write data in a patterned-media magnetic recording disk drive
02/23/12Perpendicular magnetic recording medium (pmrm) and magnetic storage systems using the same
01/19/12System and fabricating media
01/19/12Disk drive with variable incremented counting of writes to the data tracks for minimizing the effect of far track erasure
01/19/12Implementing sequential segmented interleaving algorithm for enhanced process control
01/12/12Extended cavity vcsel mounted to substrate with electrical and thermal contact to substrate and optical power directed toward substrate
12/22/11System, ultraviolet curing of adhesives with light beam shaping in disk drive manufacturing
12/15/11Implementing enhanced host to physical storage mapping using numerical compositions for persistent media
11/24/11Patterned-media magnetic recording disk drive with data island misplacement information in the servo sectors
11/24/11System, elastomer pad for fabricating magnetic recording disks
11/17/11Lubricant suitable for use with magnetic disk
11/03/11Silicon/gold seed structure for crystalline alignment in a film stack
10/20/11Perfluoropolyether lubricant and systems comprising same
10/13/11Perpendicular magnetic recording write head with improved laminated main pole
09/01/11Patterned-media perpendicular magnetic recording disk with servo regions having magnetized servo pillars and oppositely-magnetized servo trenches
08/18/11All-optical magnetic recording system using circularly polarized light and bit-patterned media
06/23/11Floating head device for floating a head on a magnetic disk and methods of manufacturing a magnetic disk
06/23/11Magnetic recording disk drive with write driver to write head transmission line having non-uniform sections for optimal write current pulse overshoot
Patent Packs
06/23/11Perpendicular magnetic recording medium, manufacturing process of the same, and magnetic recording/reproducing apparatus using the same
06/23/11Photolithographic method and mask devices utilized for multiple exposures in the field of a feature
06/23/11Implementing data storage and dual port, dual-element storage device
06/23/11Implementing secure erase for solid state drives
06/16/11Tunneling junction magnetoresistive effect element and manufacturing method thereof
06/16/11Magnetic recording head and magnetic disk storage device
06/16/11Magnetic recording disk drive with integrated lead suspension having multiple segments for optimal characteristic impedance
06/16/11Perpendicular magnetic recording disk with ordered nucleation layer and making the disk
06/09/11Methods for producing and/or testing magnetic heads using classifications
06/09/11Perpendicular magnetic recording write head and system with improved spin torque oscillator for microwave-assisted magnetic recording
06/09/11Magnetoresistive effect head having a multilayered pinned layer or free layer and systems thereof
06/09/11Magnetic heads having a graded domain control film and methods of manufacture thereof
06/09/11Magnetic recording disk and disk drive with track identification using phase-type servo patterns
06/02/11Magnetic recording medium having non-magnetic separating regions and methods of manufacturing the same
05/26/11Magnetic recording medium using layers having higher- and lower-hk anisotropic magnetic fields
05/19/11Magnetic head having a multilayer magnetic film and producing the same
05/19/11Implementing data confidentiality and integrity of shingled written data
05/12/11Perpendicular magnetic recording write head with enhancement capacitor on slider body for write current overshoot at write current switching
05/05/11Perpendicular magnetic recording head and producing the same
05/05/11System, planarizing surfaces with functionalized polymers
Social Network Patent Pack
04/28/11Systems having writer with deeper wrap around shield and methods for making the same
04/28/11Patterned magnetic recording disk with patterned servo sectors and method using block copolymers for making a master mold for nanoimprinting the disk
04/14/11Magnetoresistive magnetic head having a non-magnetic part on a medium facing surface side of the sensor
04/14/11Patterned perpendicular magnetic recording medium with data islands having a flux channeling layer below the recording layer
04/14/11Method for manufacturing an extraordinary magnetoresistive (emr) device with novel lead structure
03/31/11System, manufacturing magnetic recording media
03/31/11System, determining track pitch in a hard disk drive to satisfy the requirements of both off-track capacity and adjacent track erasure
03/24/11Current-perpendicular-to-the-plane (cpp) magnetoresistive read head with multiple sensing elements for patterned-media
03/03/11Perpendicular magnetic recording system and write head with transverse auxiliary pole for fast switching of write pole magnetization
02/17/11Perpendicular recording media with sublayers of oxide dopant magnetic materials
02/17/11Perpendicular magnetic recording system with spin torque oscillator and control circuitry for fast switching of write pole magnetization
02/10/11Perpendicular magnetic recording medium, manufacturing process of the same, and magnetic recording/reproducing apparatus using the same
02/10/11Multi-layer, thin film overcoat for magnetic media disk
02/10/11Storage device with adaptive error-correcting code for improved areal efficiency
02/03/11Patterned-media magnetic recording disk with cryptographically scrambled patterns and disk drive operable with the disk
02/03/11Partially-oxidized cap layer for hard disk drive magnetic media
02/03/11System and vibration damping of integrated lead suspensions in high density magnetic storage devices
12/30/10Method for making a patterned perpendicular magnetic recording disk
12/23/10System, method, and performing metrology on patterned media disks with test pattern areas
12/09/10Patterned media magnetic recording disk drive with write clock phase adjustment for write head track misregistration
Social Network Patent Pack
11/25/10Perpendicular magnetic recording write head with notched trailing shield
10/14/10System, strain-assisted magnetic recording for controlling switching field and tightening switching field distribution in bit patterned media
10/07/10Perpendicular magnetic recording system with helical write coil and auxiliary coil for fast switching of write pole magnetization
10/07/10Perpendicular magnetic recording system with auxiliary coil and circuitry for fast switching of write pole magnetization
09/30/10Patterned-media perpendicular magnetic recording disk with servo regions having magnetized servo pillars and oppositely-magnetized servo trenches
09/30/10System, multiple anisotropy layered magnetic structures for controlling reversal mechanism and tightening of switching field distribution in bit patterned media
09/16/10Disk stack assembly with spindle motor hub having improved disk-supporting flange
09/16/10Method for making a master disk for nanoimprinting patterned magnetic recording disks and master disk made by the method
09/16/10Techniques for storing shingle blocks in a cache memory using a data storage device
09/16/10Decoding techniques for correcting errors using soft information
08/26/10Perpendicular magnetic recording system with magnetic precession for fast switching of perpendicular write pole magnetization
08/12/10Techniques for emulating sequential device with constrained disk drive
07/29/10Self-aligned coil process in magnetic recording heads
07/15/10Perpendicular magnetic recording disk with ultrathin nucleation film for improved corrosion resistance and making the disk
06/17/10System and patterning a master disk for nanoimprinting patterned magnetic recording disks
06/10/10Patterned-media magnetic recording disk with cryptographically scrambled patterns and disk drive operable with the disk
06/10/10Magnetic recording disk and disk drive with alternating single-polarity position error signal (pes) blocks for read/write head positioning
05/27/10Perpendicular recording media having an exchange-spring structure
05/13/10High density spin torque three dimensional (3d) memory arrays addressed with microwave current
05/06/10Perpendicular magnetic recording disk drive with patterned disk having capping layer for suppression of surface diffusion of trench material
04/15/10Patterned-media magnetic recording disk with optical contrast enhancement and disk drive using optical contrast for write synchronization
03/18/10Magnetic recording disk drive with rotational vibration compensation having adaptive optimization of vibration sensor gains
03/11/10Magnetic recording disk drive with patterned media and optical system for clocking write data
02/11/10Magnetic field sensing system using spin-torque diode effect
02/04/10Random number generation for a host system using a hard disk drive
01/28/10System, batch vapor deposition of adhesion promoter for manufacturing discrete track media and bit-patterned media, and mono-molecular layer lubricant on magnetic recording media
01/14/10Integrated lead suspension with multiple crossover coplanar connection of the electrically conductive traces
01/14/10Data storage devices accepting queued commands having deadlines
12/17/09Method using block copolymers for making a master mold with high bit-aspect-ratio for nanoimprinting patterned magnetic recording disks
12/17/09Method for making a master mold with high bit-aspect-ratio for nanoimprinting patterned magnetic recording disks, master mold made by the method, and disk imprinted by the master mold
Social Network Patent Pack
12/17/09Method using block copolymers for making a master mold with high bit-aspect-ratio for nanoimprinting patterned magnetic recording disks
12/17/09Magnetic disk drive having dual actuator
12/10/09Method for manufacturing magnetic disk unit
12/10/09Method for planarizing a magnetic recording disk having pre-patterned surface features and disk with planarized surface
12/03/09Device and specifying control value for controlling clearance between head and disk, and magnetic disk drive device
12/03/09Method for making a current-perpendicular-to-the-plane giant magnetoresistance (cpp-gmr) sensor with a confined-current-path (ccp)
11/26/09Perpendicular magnetic recording exchange-spring type medium with a lateral coupling layer for increasing intergranular exchange coupling in the lower magnetic layer
10/15/09Perpendicular magnetic recording medium and magnetic storage device using the same
10/15/09Scissoring-type current-perpendicular-to-the-plane giant magnetoresistance (cpp-gmr) sensors with damped free layer structures
10/15/09Magnetic recording medium for high density recording and magnetic storage device using same
10/08/09Micro electro mechanical system and head gimbal assembly
10/08/09Techniques for correcting errors and erasures using a single-shot generalized minimum distance key equation solver
10/01/09System, flexure-integrated microactuator
09/17/09Systems using low density parity check codes for correcting errors
09/10/09Magnetic disk apparatus with heating device and magnetic head slider used therefor
09/10/09Perpendicular magnetic recording medium and system with low-curie-temperature multilayer for heat-assisted writing and/or reading
08/27/09Techniques for providing dc-free detection of dc equalization target
08/13/09Testing/adjusting method and test control rotating disk storage devices
06/25/09Random number generation using hard disk drive information
06/18/09Perpendicular magnetic recording write head with slanted magnetic write pole
06/18/09Scissoring-type current-perpendicular-to-the-plane (cpp) magnetoresistive sensor with free layers having etch-induced uniaxial magnetic anisotropy
06/18/09Discrete track media with a capped media structure having high moment and exchange
06/18/09File system for storing files in multiple different data storage media
06/18/09Techniques for storing data in multiple different data storage media
06/18/09Techniques for data storage device virtualization
06/11/09Perpendicular magnetic recording write head with magnetic shields separated by nonmagnetic layers
05/28/09Microactuator, head gimbal assembly, and disk drive device
05/28/09Challenge and response access control providing data security in data storage devices
05/14/09Perpendicular magnetic recording write head with flux shaping layers on the write pole and magnetic recording system incorporating the write head







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