David D. Nguyen

Person

Fountain Valley, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Disk drive estimating angular position of spindle motor during spin...
- Patent number 7,253,582
- Issue date Aug 7, 2007
- Western Digital Technologies, Inc.
- Jianghong Ding
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for improving servo performance in a disk drive having track...
- Patent number 7,110,208
- Issue date Sep 19, 2006
- Western Digital Technologies, Inc.
- Masao Miyamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Reducing head gain calibration time in a disk drive
- Patent number 7,064,918
- Issue date Jun 20, 2006
- Western Digital Technologies, Inc.
- Raffi Codilian
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive employing asymmetric acceleration/deceleration pulses fo...
- Patent number 7,054,098
- Issue date May 30, 2006
- Western Digital Technologies, Inc.
- Jie Yu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing and disk drive produced by measuring the re...
- Patent number 7,035,026
- Issue date Apr 25, 2006
- Western Digital Technologies, Inc.
- Raffi Codilian
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive having first and second seek operating modes for control...
- Patent number 6,967,811
- Issue date Nov 22, 2005
- Western Digital Technologies, Inc.
- Raffi Codilian
- G11 - INFORMATION STORAGE
Information Patent Grant
Reducing estimation period for repeatable runout errors in a disk d...
- Patent number 6,924,959
- Issue date Aug 2, 2005
- Western Digital Technologies, Inc.
- Hemant Melkote
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and disk drive for improving head position accuracy during t...
- Patent number 6,900,958
- Issue date May 31, 2005
- Western Digital Technologies, Inc.
- Li Yi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing and disk drive produced by measuring the re...
- Patent number 6,885,514
- Issue date Apr 26, 2005
- Western Digital Technologies, Inc.
- Raffi Codilian
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with efficient coil temperature estimation
- Patent number 6,791,785
- Issue date Sep 14, 2004
- Western Digital Technologies, Inc.
- Carl R. Messenger
- G11 - INFORMATION STORAGE
Information Patent Grant
Seek distance dependent variable max VCM seek current to control th...
- Patent number 6,724,564
- Issue date Apr 20, 2004
- Western Digital Technologies, Inc.
- Raffi Codilian
- G11 - INFORMATION STORAGE
Information Patent Grant
Non-quadrature servo burst pattern for micro-jogging a magnetoresis...
- Patent number 6,014,283
- Issue date Jan 11, 2000
- Western Digital Corporation
- Raffi Codilian
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for seek time optimization employing voice-coil motor curren...
- Patent number 5,793,558
- Issue date Aug 11, 1998
- Western Digital Corporation
- Raffi Codilian
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for storing data in database form to a compact...
- Patent number 5,675,780
- Issue date Oct 7, 1997
- CD-Comm Systems, Inc.
- William E. Plant-Mason
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Method of manufacturing and disk drive produced by measuring the re...
- Publication number 20050117240
- Publication date Jun 2, 2005
- WESTERN DIGITAL TECHNOLOGIES, INC.
- Raffi Codilian
- G11 - INFORMATION STORAGE

David D. Nguyen

Person

Patents Grantslast 30 patents

Disk drive estimating angular position of spindle motor during spin...

Method for improving servo performance in a disk drive having track...

Reducing head gain calibration time in a disk drive

Disk drive employing asymmetric acceleration/deceleration pulses fo...

Method of manufacturing and disk drive produced by measuring the re...

Disk drive having first and second seek operating modes for control...

Reducing estimation period for repeatable runout errors in a disk d...

Method and disk drive for improving head position accuracy during t...

Method of manufacturing and disk drive produced by measuring the re...

Disk drive with efficient coil temperature estimation

Seek distance dependent variable max VCM seek current to control th...

Non-quadrature servo burst pattern for micro-jogging a magnetoresis...

Method for seek time optimization employing voice-coil motor curren...

Method and apparatus for storing data in database form to a compact...

Patents Applicationslast 30 patents

Method of manufacturing and disk drive produced by measuring the re...