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Katsuya Sakuma
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Atsugi-Shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Battery protection device, battery protection system using the same...
Patent number
7,397,221
Issue date
Jul 8, 2008
Mitsemi Electric Co., Ltd.
Katsuya Sakuma
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Oscillator circuit and oscillation control method
Patent number
7,317,362
Issue date
Jan 8, 2008
Mitsumi Electric Co., Ltd.
Katsuya Sakuma
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
Oscillator circuit and oscillation control method
Publication number
20060208812
Publication date
Sep 21, 2006
Katsuya Sakuma
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Battery protection device, battery protection system using the same...
Publication number
20050242780
Publication date
Nov 3, 2005
Katsuya Sakuma
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER