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Alphana Technology Co Ltd patents

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

ARCHIVE: New 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "A" | Alphana Technology Co Ltd-related inventors




Date Alphana Technology Co Ltd patents (updated weekly) - BOOKMARK this page
12/05/13Rotating device
12/05/13Locking thrust washer
10/10/13Fan motor
09/12/13Rotating device
09/12/13Rotating device, manufacturing method thereof and bearing component
08/22/13Rotating device
08/22/13Rotating device
08/01/13Rotating device
07/18/13Rotating device
07/18/13Method of manufacturing bearing device component coated with photoluminescence material, bearing device component and processing device
06/27/13Fluid dynamic bearing unit and rotating device
06/20/13Disk drive device
06/13/13Disk drive device with hub
06/13/13Method manufacturing of fluid dynamic bearing using cutting tool that performs micro alternating drive, fluid dynamic bearing manufactured by using the method, and disk drive device using the bearing
04/04/13Manufacturing totating device having improved quality
04/04/13Method for manufacturing a magnetic write pole of a perpendicular magnetic write head using novel mask fabrication
04/04/13Disk driving apparatus having improved quality
03/28/13Manufacturing disk drive device capable of reducing amount of unbalance, disk drive device and subassembly thereof
03/21/13Disk drive device for rotating a disk
03/07/13Method of manufacturing bearing device component coated with photoluminescence material, bearing device component and processing device with an indicator displaying information for a signal including information in accordance with light emission of a photoluminescence material applied on bearing device
02/14/13Fluid dynamic bearing unit and disk drive device including the same
02/14/13Receptacle type ground fault circuit interrupter with reverse wire protection
01/31/13Method for manufacturing a rotating device
01/31/13Rotating device using a fluid dynamic bearing
01/03/13Method of manufacturing a disk drive device having base member, bearing unit, drive unit and hub, and disk drive device manufactured by the manufacturing method
12/20/12Method for manufacturing disk drive device and disk drive device manufactured by same
11/15/12Rotating device
10/18/12Disk drive device provided with fluid dynamic bearing
10/18/12Disk drive device with hub
08/23/12Rotating device having a rotor and a stator
08/23/12Thin structure rotating device having improved impact resistance
07/19/12Rotating machine comprising insulation sheet for insulating coil and base, and producing the rotating machine
07/12/12Rotating device and a manufacturing the rotating device
07/12/12Disk drive device with hub having a rotational frequency of axial run-out smaller than 0.1 μm for improved shock resistance
05/17/12Fluid dynamic bearing unit and disk drive device including the same
04/19/12Rotating apparatus capable of improving the shock resistance and manufacturing the rotating apparatus
04/19/12Rotating apparatus capable of improving the rotation reliability even after having been downsized, and manufacturing the rotating apparatus
03/01/12Method of manufacturing rotating device and rotating device
03/01/12Rotating machine provided with sleeve molded of porous material and producing the rotating machine
03/01/12Rotating device having rotor, stator, and driving mechanism
02/09/12Rotating body for fluid dynamic bearing capable of being thinned and being improved in rotational accuracy and producing the rotating body for fluid dynamic bearing
12/22/11Rotating machine provided with coil and producing the rotating machine
12/15/11Rotating machine provided with stator core
11/17/11Rotating device and a manufacturing a rotating device
10/20/11Disk drive device
08/18/11Production disk drive device for cleaning subassemblies and disk drive device produced by said production method
08/18/11Rotary device
07/28/11Disk drive device provided with lubricant-filled fluid dynamic bearing
07/21/11Disk drive device that rotates a disk
06/30/11Production rotating device having thrust dynamic pressure generating site on which a thrust pressure pattern is formed and rotating device produced by said production method
05/19/11Disk drive device having function of discharging static electricity
05/19/11Disk drive device equipped with a bearing unit relatively rotatably supporting a hub against base member
05/12/11Disk drive device in which reduction in unbalanced amount can be adjusted
04/28/11Disk drive device having a laminated core
04/07/11Method manufacturing of fluid dynamic bearing using cutting tool that performs micro alternating drive, fluid dynamic bearing manufactured by using the method, and disk drive device using the bearing
03/17/11Method of manufacturing a disk drive device having base member, bearing unit, drive unit and hub, and disk drive device manufactured by the manufacturing method
03/17/11Disk drive device capable of being improved in anti-vibration characteristic
03/03/11Disk drive device with improved shock resistance
02/24/11Disk drive device with hub
02/10/11Disk drive device improved in anti-vibration characteristic
02/10/11Disk drive device
01/13/11Disk drive device provided with fluid dynamic bearing unit
01/06/11Adhesion structure and method using electrically conductive adhesive, disk drive device using the adhesion structure and method, and manufacturing the disk drive device
12/30/10Disk drive device for rotating a disk
12/02/10Disk drive device improved in stiffness of fluid dynamic bearing
Patent Packs
11/04/10Fluid dynamic bearing unit and disk drive device including the same
10/07/10Method of manufacturing disk drive device for reducing adhesive amount of particles, and disk drive device manufactured by the method
10/07/10Disk drive device having fluid dynamic bearing with porous member at position in which lubricant is charged
10/07/10Fluid dynamic bearing filled with lubricant in work area having reduced pressure, manufacturing the fluid dynamic bearing, manufacturing the fluid dynamic bearing, and rotating device
09/30/10Fluid dynamic bearing, manufacturing fluid dynamic bearing, rotating device, and disk drive device
09/23/10Disk drive device rotationally driving recording disk
09/23/10Disk drive device rotationally driving recording disk
09/23/10Disk drive device improved in handling property
09/16/10Disk drive device for rotating a disk
09/09/10Disk drive device for rotating a disk
09/02/10Manufacturing disk drive device capable of reducing amount of unbalance, disk drive device and subassembly thereof
08/12/10Disk drive device
08/05/10Method for manufacturing a fluid dynamic bearing, a fluid dynamic bearing, a motor, and a disk drive device
08/05/10Disk drive device provided with fluid dynamic bearing
06/17/10Motor adopting improved mechanism
Patent Packs
12/24/09Disk drive device having airtight structure with improved airtightness
09/24/09Brushless motor including stator core and disk drive







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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Alphana Technology Co Ltd in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Alphana Technology Co Ltd with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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