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Shen Jen
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Richardson, TX, US
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last 30 patents
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Patent Grant
Servo control system using servo pattern time of flight for read/wr...
Patent number
4,598,327
Issue date
Jul 1, 1986
International Business Machines Corporation
Shen Jen
G11 - INFORMATION STORAGE
Information
Patent Grant
Servo control system using a varying frequency servo pattern for re...
Patent number
4,589,037
Issue date
May 13, 1986
International Business Machines Corporation
Shen Jen
G11 - INFORMATION STORAGE