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Timothy S. Gardner
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Tuscon, AZ, US
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last 30 patents
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Patent Grant
Calibrating an optical detector to minimize noise from undesired pe...
Patent number
5,912,874
Issue date
Jun 15, 1999
International Business Machines Corporation
Timothy Stuart Gardner
G11 - INFORMATION STORAGE
Information
Patent Grant
Calibrating an optical detector to minimize noise from undesired pe...
Patent number
5,777,962
Issue date
Jul 7, 1998
International Business Machines Corporation
Timothy Stuart Gardner
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk with marks used for calibrating an optical detector to...
Patent number
5,627,818
Issue date
May 6, 1997
International Business Machines Corporation
Timothy S. Gardner
G11 - INFORMATION STORAGE
Information
Patent Grant
Coarse position sensor, and method for locating same, in an optical...
Patent number
5,553,054
Issue date
Sep 3, 1996
International Business Machines Corporation
Timothy S. Gardner
G11 - INFORMATION STORAGE
Information
Patent Grant
Focus error detection using an equal path length lateral shearing i...
Patent number
5,446,710
Issue date
Aug 29, 1995
International Business Machines Corporation
Timothy S. Gardner
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Information
Patent Grant
Common mode rejection control in an optical disk drive
Patent number
5,442,618
Issue date
Aug 15, 1995
International Business Machines Corporation
Anthony G. Dewey
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Patent Grant
Relative position sensing calibration for optical storage device
Patent number
5,425,013
Issue date
Jun 13, 1995
International Business Machines Corporation
Alan A. Fennema
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Information
Patent Grant
Laser power control independent of beamsplitter transmissivity
Patent number
5,233,175
Issue date
Aug 3, 1993
International Business Machines Corporation
Milton R. Latta
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Patent Grant
Optical disk drive cleaner cartridge
Patent number
5,144,611
Issue date
Sep 1, 1992
International Business Machines Corporation
Edward M. Engler
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