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Tactile Perceptions, Inc.
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Fremont, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of making a semiconductor transducer
Patent number
4,861,420
Issue date
Aug 29, 1989
Tactile Perceptions, Inc.
James W. Knutti
G01 - MEASURING TESTING
Information
Patent Grant
Semiconductor transducer
Patent number
4,680,606
Issue date
Jul 14, 1987
Tactile Perceptions, Inc.
James W. Knutti
G01 - MEASURING TESTING