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Headway Technologies Inc
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Headway Technologies Inc patents

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

ARCHIVE: New 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "H" | Headway Technologies Inc-related inventors




Date Headway Technologies Inc patents (updated weekly) - BOOKMARK this page
04/27/17 new patent  Seed layer for multilayer magnetic materials
03/23/17Bias layer and shield biasing design
03/16/17Perpendicular magnetic recording (pmr) writer with hybrid shield layers
03/16/17Perpendicular magnetic recording (pmr) writer with hybrid shield layers
03/16/17Side shielded magnetoresistive (mr) read head with perpendicular magnetic free layer
03/09/17Bias layer and shield biasing design
03/09/17Method to minimize mtj sidewall damage and bottom electrode redeposition using ibe trimming
02/16/17Thermally-assisted magnetic recording head including a main pole and a plasmon generator
02/09/17Perpendicular magnetic recording (pmr) write head with improved shapes of side shield and main pole
02/02/17Physical cleaning with in-situ dielectric encapsulation layer for spintronic device application
01/26/17Supermalloy and mu metal side and top shields for magnetic read heads
01/26/17Magnetic tunnel junction with low defect rate after high temperature anneal for magnetic device applications
01/12/17Resist reactive ion etch (rie) process for plating
12/15/16Gmr biosensor with enhanced sensitivity
12/01/16Mtj etching with improved uniformity and profile by adding passivation step
11/24/16Method and apparatus to concentrate and detect an analyte in a sample
11/24/16Thermally-assisted magnetic recording head including a main pole, a plasmon generator and two side shields
11/10/16Spin transfer mram device with reduced coefficient of mtj resistance variation
10/20/16High moment side shield design for area density improvement of perpendicular magnetic recording (pmr) writer
10/20/16Plasmon generator including a main body and a front protrusion
10/06/16Implementation of a one time programmable memory using a mram stack design
09/29/16Hybrid metallic hard mask stack for mtj etching
09/22/16Magnetic head for perpendicular magnetic recording including a coil having an inclined surface
09/08/16Method of detecting an analyte in a sample
08/04/16Method of forming a magnetic write head
07/21/16Thermally-assisted magnetic recording head including a main pole and a plasmon generator
07/21/16Magnetic tunnel junction for mram applications
06/23/16Magnetic read head with magnetoresistive (mr) enhancements toward low resistance x area (ra) product
05/05/16Method for adaptive feedback controlled polishing
04/28/16Method of manufacturing a thin-film magnetic head including a coil and a magnetic path forming section
04/28/16Mgo based perpendicular spin polarizer in microwave assisted magnetic recording (mamr) applications
02/25/16Magnetic head for perpendicular magnetic recording including two side shields
02/18/16Patterned mr device with controlled shape anisotropy
02/11/16Free layer with out-of-plane anisotropy for magnetic device applications
02/04/16Reader designs of shield to shield spacing improvement
01/21/16Hybridized oxide capping layer for perpendicular magnetic anisotropy
12/31/15Magnetic head for perpendicular magnetic recording including angled side shields surfaces
12/24/15Hybridized oxide capping layer for perpendicular magnetic anisotropy
12/03/15Copper plating method
11/19/15Reduction of barrier resistance x area (ra) product and protection of perpendicular magnetic anisotropy (pma) for magnetic device applications
10/15/15Magnetic read head with mr enhancements
09/17/15Thermally-assisted magnetic recording head including a plasmon generator
09/10/15Near-field light generator including a waveguide and a plasmon generator
09/03/15Tmr device with novel free layer structure
09/03/15Tmr device with novel free layer structure
08/27/15Magnetic pole self-annealing with current injection in perpendicular magnetic recording (pmr)
08/20/15Magnetic head including two contact sensors
08/20/15Tmr device with low magnetostriction free layer
07/02/15Cofe/ni multilayer film with perpendicular anisotropy for microwave assisted magnetic recording
06/18/15Magnetic head for perpendicular magnetic recording including a main pole and a write shield to provide improved write characteristics without compromising the function of the write shield
06/18/15Magnetic head including a first and second insulating film between a coil element and a write shield
05/21/15Magnetic head for perpendicular magnetic recording including a heater
05/21/15Read circuit for memory
05/07/15Near-field light generator including a waveguide and a plasmon generator
04/23/15Magnetic seed for improving blocking temperature and shield to shield spacing in a tmr sensor
04/23/15Side shielded magnetoresistive (mr) read head with perpendicular magnetic free layer
04/23/15Tilted structures to reduce reflection in laser-assisted tamr
04/09/15Thin-film magnetic head, manufacturing the same, head gimbal assembly, and hard disk drive
04/02/15Thermally-assisted magnetic recording head having a heat sink
03/26/15Thermally assisted magnetic head, manufacturing the same, head gimbal assembly, and hard disk drive
03/12/15Thermally-assisted magnetic recording head having a plasmon generator
03/05/15Co/ni multilayers with improved out-of-plane anisotropy for magnetic device applications
03/05/15Co/ni multilayers with improved out-of-plane anisotropy for magnetic device applications
03/05/15Co/ni multilayers with improved out-of-plane anisotropy for magnetic device applications
03/05/15Co/ni multilayers with improved out-of-plane anisotropy for magnetic device applications
Patent Packs
02/26/15Non-uniform write gap perpendicular writer for shingle writing
02/26/15High thermal stability reference structure with out-of-plane anisotropy for magnetic device applications
02/12/15High thermal stability reference structure with out-of-plane anisotropy for magnetic device applications
01/29/15Wrap-around shielded writer with highly homogeneous shield material
01/08/15Hybridized oxide capping layer for perpendicular magnetic anisotropy
01/01/15Minimal thickness synthetic antiferromagnetic (saf) structure with perpendicular magnetic anisotropy for stt-mram
11/27/14Mram write pulses to dissipate intermediate state domains
10/23/14Supermalloy and mu metal side and top shields for magnetic read heads
10/16/14Fully compensated synthetic antiferromagnet for spintronics applications
10/16/14High data rate writer design
10/02/14Method of manufacturing a near-field light generator including a waveguide and a plasmon generator
09/18/14Reader sensor structure and its construction
09/18/14Dual-piece heat sink layer for robust reader in magnetic recording head
09/18/14Multilayer plasmon generator
09/11/14Thin seeded antiferromagnetic coupled side shield for sensor biasing applications
Patent Packs
09/11/14High moment wrap-around shields for magnetic read head improvements
08/28/14Tilted structures to reduce reflection in laser-assisted tamr
08/07/14Co/ni multilayers with improved out-of-plane anisotropy for magnetic device applications
08/07/14Co/ni multilayers with improved out-of-plane anisotropy for magnetic device applications
08/07/14Co/ni multilayers with improved out-of-plane anisotropy for magnetic device applications
08/07/14Patterned mr device with controlled shape anisotropy
08/07/14Patterned mr device with controlled shape anisotropy
08/07/14Mr enhancing layer (mrel) for spintronic devices
08/07/14Mr enhancing layer (mrel) for spintronic devices
07/31/14Magnetic seed for improving blocking temperature and shield to shield spacing in a tmr sensor
07/17/14Mg discontinuous insertion layer for improving mtj shunt
07/03/14Magnetic read head with mr enhancements
06/26/14Taper-etching method and manufacturing near-field light generator
06/26/14Pmr writer device with multi-level tapered write pole
05/29/14Free layer with out-of-plane anisotropy for magnetic device applications
05/22/14Mr device with synthetic free layer structure
05/15/14Plasmon resonator with dual waveguide excitation for tamr
05/08/14Method of forming a tamr writer with a concave leading shield for enhanced field magnitude
05/08/14Memory device, laminated semiconductor substrate and manufacturing the same
05/01/14Two step method to fabricate small dimension devices for magnetic recording applications
05/01/14Adaptive reference scheme for magnetic memory applications
04/24/14Graded bevel tapered write pole design for field enhancement
04/24/14Graded bevel tapered write pole design for field enhancement
04/24/14Reduced plasmon shield-generator gap structure and process
04/17/14Seed layer for multilayer magnetic materials
04/17/14High coercivity magnetic film for use as a hot seed in a magnetic write head and method to grow it
04/03/14Method of making a pmr writer with graded side shield
03/20/14Storage element for stt mram applications
03/20/14Shield designs with internal magnetization control for ate improvement
03/13/14Minimal thickness synthetic antiferromagnetic (saf) structure with perpendicular magnetic anisotropy for stt-mram
Social Network Patent Pack
03/13/14Magnetic recording assisted by spin torque oscillator with a radio frequency current bias
03/13/14Magnetic recording assisted by spin torque oscillator with a radio frequency current bias
03/06/14Metal protection layer over sin encapsulation for spin-torque mram device applications
02/06/14Thin seeded co/ni multilayer film with perpendicular anisotropy for read head sensor stabilization
02/06/14Method of forming a writer with an afm write gap
02/06/14Thin seeded co/ni multilayer film with perpendicular anisotropy for read head sensor stabilization
01/16/14Method of forming a non-uniform write gap perpendicular writer for shingle writing
01/16/14Non-uniform write gap perpendicular writer for shingle writing
12/19/13Novel plating method
12/19/13Mtj element for stt mram
Patent Packs
12/12/13Magnetic head for perpendicular magnetic recording having a return path section
11/28/13Discrete contact mr bio-sensor with magnetic label field alignment
11/21/13Magnetic head for perpendicular magnetic recording having a main pole and a shield
11/14/13Method to reduce magnetic film stress for better yield
10/31/13Method of manufacturing magnetic head for perpendicular magnetic recording having a return path section
10/17/13Free layer with high thermal stability for magnetic device applications by insertion of a boron dusting layer
10/10/13Reduction of capping layer resistance area product for magnetic device applications
09/19/13Stt-mram reference layer having substantially reduced stray field and consisting of a single magnetic domain
09/19/13Combination for composite layered chip package
09/19/13Reverse partial etching scheme for magnetic device applications
09/05/13High thermal stability free layer with high out-of-plane anisotropy for magnetic device applications
08/29/13Engineered magnetic layer with improved perpendicular anisotropy using glassing agents for spintronic applications
08/29/13Engineered magnetic layer with improved perpendicular anisotropy using glassing agents for spintronic applications
08/29/13High thermal stability reference structure with out-of-plane aniotropy for magnetic device applications
07/25/13Taper-etching method and manufacturing near-field light generator
07/11/13Spin torque transfer magnetic tunnel junction fabricated with a composite tunneling barrier layer
07/11/13Thin-film magnetic head, manufacturing the same, head gimbal assembly, and hard disk drive
07/11/13Reference averaging for mram sense amplifiers
06/20/13Thin-film magnetic head, manufacturing the same, head gimbal assembly, and hard disk drive
06/13/13Planar plasmon generator with a scalable feature for tamr
06/06/13Heat assisted narrow pole design with trailing shield
05/02/13Laminated semiconductor substrate, semiconductor substrate, laminated chip package and manufacturing the same
05/02/13Plasmon generator including two portions made of different metals
04/25/13Method of manufacturing the thin-film magnetic head, the thin-film magnetic head, head gimbal assembly and hard disk drive
04/11/13Cpp device with improved current confining structure and process
04/11/13Cpp device with improved current confining structure and process
04/04/13Very thin high coercivity film and process for making it
03/28/13Composite layered chip package
03/21/13Method of manufacturing plasmon generator
03/07/13Thin-film magnetic head, manufacturing the same, head gimbal assembly, and hard disk drive
Patent Packs
02/28/13Mr sensor with back edge flux guide
02/14/13Self-aligned bevels for write poles
01/31/13High data rate magnetic writer design
01/31/13Cofe/ni multilayer film with perpendicular anisotropy for microwave assisted magnetic recording
01/31/13Cofe/ni multilayer film with perpendicular anisotropy for microwave assisted magnetic recording
01/24/13Composite layered chip package
01/03/13Tmr device with novel free layer structure
01/03/13Method of forming a pmr writer device with multi-level tapered write pole
01/03/13Pmr writer device with multi-level tapered write pole
12/13/12Layered chip package and manufacturing same
12/13/12Layered chip package and manufacturing same
12/13/12Erasure and servowriting of magnetic storage media having perpendicular anisotropy
12/13/12Non-uniform write gap perpendicular writer for shingle writing
12/13/12Taper-etching method and manufacturing near-field light generator
11/22/12Method of forming main pole of thermally-assisted magnetic recording head
11/22/12Writer design with enhanced writability
11/22/12Writer with an afm write gap
11/08/12Method of forming a plasmon antenna with magnetic core for thermally assisted magnetic recording
11/08/12Perpendicular shield pole writer with tapered main pole and tapered non-magnetic top shaping layer
11/08/12Thin-film magnetic head, manufacturing the same, head gimbal assembly, and hard disk drive
Social Network Patent Pack
10/25/12Method of manufacturing heat-assisted magnetic recording head with internal mirror
10/18/12Thin-film magnetic head, manufacturing the same, head gimbal assembly, and hard disk drive
10/18/12Heat assisted narrow pole design with trailing shield
10/11/12Layered chip package and manufacturing same
10/11/12Magnetic head for perpendicular magnetic recording having a main pole and a shield
10/11/12Pmr write head with assisted magnetic layer
09/20/12Tmr device with improved mgo barrier
09/13/12Magnetic head for perpendicular magnetic recording
09/06/12Electrodeposition of feconiv films with high resistivity and high saturation magnetization
08/30/12Magnetic head for perpendicular magnetic recording that includes a sensor for detecting contact with a recording medium
08/30/12Magnetic head for perpendicular magnetic recording that includes a sensor for detecting contact with a recording medium
08/23/12Method of manufacturing a magnetic head for perpendicular magnetic recording
08/23/12Magnetic head for perpendicular magnetic recording having a pole layer including a plurality of stacked magnetic films
08/16/12Copper plating method
08/16/12Pinning field in mr devices despite higher annealing temperature
08/02/12Tmr device with low magnetorestriction free layer
07/26/12Memory device and manufacturing the same
07/26/12Layered chip package and manufacturing the same
07/26/12Magnetic head for perpendicular magnetic recording having a main pole and a shield
07/19/12Method of reducing main pole corrosion during aluminum oxide etch
Social Network Patent Pack
07/19/12Optical unit protection on hga
07/05/12Thin-film magnetic head, manufacturing the same, head gimbal assembly, and hard disk drive
07/05/12Magnetic head for perpendicular magnetic recording having a main pole and two shields
06/21/12Directional waveguide coupler for abs reflected light
06/14/12Electroplated magnetic film for read-write applications
06/14/12Magnetic head for perpendicular magnetic recording with shield around main pole
06/14/12Magnetic head for perpendicular magnetic recording having a tapered main pole
06/14/12Magnetic head for perpendicular magnetic recording with shield around main pole
06/14/12High resolution magnetic read head
06/14/12Low temperature method to enhance detection of magnetic beads
06/07/12Write head having recessed magnetic material in gap region
06/07/12Field tunable spin torque oscillator for rf signal generation
06/07/12Magnetic head for perpendicular magnetic recording with shield around main magnetic pole
06/07/12Method of manufacturing layered chip package
05/31/12Write head having recessed magnetic material in gap region
05/31/12Write head having recessed magnetic material in gap region
05/31/12Write head having recessed magnetic material in gap region
05/24/12Memory device, laminated semiconductor substrate and manufacturing the same
05/24/12Assisting fgl oscillations with perpendicular anisotropy for mamr
05/24/12Modified shield design to eliminate the far-field wate problem
05/24/12Tmr device with improved mgo barrier
05/24/12Fabrication of a coercivity hard bias using fept containing film
05/10/12Modified field generation layer for microwave assisted magnetic recording
04/19/12Cross-track alignment waveguides and alignment scheme using alignment waveguides
04/12/12Layered chip package and manufacturing same
04/12/12Perpendicular magnetic recording head laminated with afm-fm phase change material
04/12/12Thermally assisted magnetic head, head gimbal assembly, and hard disk drive
04/05/12Method of manufacturing layered chip package
03/29/12Magnetic write head with thin and thick portions for balancing writability and ate
03/22/12Pmr head with integrated side shield (iss)
Social Network Patent Pack
03/08/12Layered chip package and manufacturing same
02/23/12Writer shields with modified shapes for reduced flux shunting
02/09/12Layered chip package and manufacturing same
02/02/12Laminated semiconductor substrate, laminated chip package and manufacturing the same
02/02/12Laminated semiconductor substrate, laminated chip package and manufacturing the same
01/19/12Layered chip package and manufacturing same
01/19/12Layered chip package and manufacturing same
01/12/12Magnetic core plasmon antenna with improved coupling efficiency
01/12/12Pmr with improved writability and process controllability by double layer patterning
01/12/12Novel cpp device with an enhanced dr/r ratio
12/29/11Laminated semiconductor substrate, laminated chip package and manufacturing the same
12/29/11Layered chip package and manufacturing same
12/29/11Tmr device with novel pinned layer
12/29/11Drive starting and operating a resonant scanning mems device at its resonant frequency
12/22/11Perpendicular magnetic recording head laminated with afm-fm phase change material
12/15/11Method of manufacturing near-field light generator including waveguide and plasmon generator
12/01/113-d self-focusing gap plasmon generator for tamr
12/01/11Power control of tamr element during read/write transition
12/01/11Multilayer structure with high perpendicular anisotropy for device applications
11/24/11Array of magnetic tunneling junction film structures with process determined in-plane magnetic anisotropy
11/17/11Main pole design for thermally assisted magnetic recording
11/17/11Cofe/ni multilayer film with perpendicular anisotropy for microwave assisted magnetic recording
11/10/11Pmr writer with pi shaped shield
11/10/11Perpendicular magnetic recording write head with milling defined track width
11/10/11Side shielded magnetoresistive(mr) read with perpendicular magnetic free layer
11/03/11Tmr or cpp structure with improved exchange properties
10/27/11Mr enhancing layer (mrel) for spintronic devices
10/27/11Perpendicular magnetic recording head with a bottom side shield
10/27/11Self-aligned full side shield pmr and method to make it







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