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David Price Turner
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Los Gatos, CA, US
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last 30 patents
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Patent Grant
Selecting a track density for each disk surface of a disk drive bas...
Patent number
6,943,972
Issue date
Sep 13, 2005
Western Digital Technologies, Inc.
Jack M. Chue
G11 - INFORMATION STORAGE
Information
Patent Grant
Preamplifier circuit configurable to allow simultaneous read and wr...
Patent number
6,693,760
Issue date
Feb 17, 2004
Western Digital Technologies, Inc.
Mohamad T. Krounbi
G11 - INFORMATION STORAGE
Information
Patent Grant
Self-servo writing a disk drive by propagating interleaved sets of...
Patent number
6,600,620
Issue date
Jul 29, 2003
Western Digital Technologies, Inc.
Mohamad T. Krounbi
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of calibrating a write current-setting for servo writing a d...
Patent number
6,525,892
Issue date
Feb 25, 2003
Western Digital Technologies, Inc.
Gary L. Dunbar
G11 - INFORMATION STORAGE
Information
Patent Grant
Computer system comprising a host connected to a disk drive employi...
Patent number
6,519,104
Issue date
Feb 11, 2003
Western Digital Technologies, Inc.
Robert L. Cloke
G11 - INFORMATION STORAGE
Information
Patent Grant
Computer system comprising a host connected to a disk drive employi...
Patent number
6,487,032
Issue date
Nov 26, 2002
Western Digital Technologies, Inc.
Robert L. Cloke
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive including a recording surface employing servo zones reco...
Patent number
6,441,981
Issue date
Aug 27, 2002
Western Digital Technologies, Inc.
Robert Leslie Cloke
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive including N-current preamplifier for generating N-indepe...
Patent number
6,310,740
Issue date
Oct 30, 2001
Western Digital Technologies, Inc.
Gary L. Dunbar
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive employing read channel IC with common port for data and...
Patent number
6,278,568
Issue date
Aug 21, 2001
Western Digital
Robert L. Cloke
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive including a recording surface employing servo zones with...
Patent number
6,262,857
Issue date
Jul 17, 2001
Western Digital Corporation
Richard William Hull
G11 - INFORMATION STORAGE
Information
Patent Grant
Polling a preamplifier within a disk drive to remotely determine pr...
Patent number
6,191,909
Issue date
Feb 20, 2001
Western Digital Corporation
Robert L. Cloke
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive employing state variable trap registers for providing st...
Patent number
6,178,056
Issue date
Jan 23, 2001
Western Digital Corporation
Robert Leslie Cloke
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk drive comprising a programmable preamplifier including a multi...
Patent number
6,111,717
Issue date
Aug 29, 2000
Western Digital Corporation
Robert L. Cloke
G11 - INFORMATION STORAGE
Information
Patent Grant
Programmable preamplifier unit with serial interface for disk data...
Patent number
5,726,821
Issue date
Mar 10, 1998
Western Digital Corporation
Robert L. Cloke
G11 - INFORMATION STORAGE