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Yukiko Sugisawa
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Katsuta, JP
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last 30 patents
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Patent Grant
Method of making a capacitance type acceleration sensor
Patent number
5,676,851
Issue date
Oct 14, 1997
Hitachi Ltd.
Masayoshi Suzuki
G01 - MEASURING TESTING
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Patent Grant
Capacitance type acceleration sensor
Patent number
5,616,844
Issue date
Apr 1, 1997
Hitachi, Ltd.
Masayoshi Suzuki
G01 - MEASURING TESTING
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Patent Grant
Semiconductor acceleration sensor and vehicle control system using...
Patent number
5,417,312
Issue date
May 23, 1995
Hitachi, Ltd.
Shigeki Tsuchitani
G01 - MEASURING TESTING