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Gregory J. Kerwin
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Rochester, MN, US
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last 30 patents
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Patent Grant
Individual MR transducer head/disk/channel adaptive bias current sy...
Patent number
5,412,518
Issue date
May 2, 1995
International Business Machines Corporation
Jodie A. Christner
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Patent Grant
Thermal asperity compensation for PRML data detection
Patent number
5,233,482
Issue date
Aug 3, 1993
International Business Machines Corporation
Richard L. Galbraith
G11 - INFORMATION STORAGE
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Patent Grant
Transducer head flying height monitoring methods and apparatus for...
Patent number
5,168,413
Issue date
Dec 1, 1992
IBM Corporation
Jonathan D. Coker
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Patent Grant
Method and apparatus for determining the error rate of magnetic rec...
Patent number
5,121,263
Issue date
Jun 9, 1992
International Business Machines Corporation
Gregory J. Kerwin
G11 - INFORMATION STORAGE
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Patent Grant
Compensation of write current adn delta-V for recording component a...
Patent number
4,821,125
Issue date
Apr 11, 1989
International Business Machines Corporation
Thomas C. Christensen
G11 - INFORMATION STORAGE