Masaru Takeuchi

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Atsugi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Variable gain amplification circuit having a circuit for controllin...
- Patent number 5,999,051
- Issue date Dec 7, 1999
- Mitsumi Electric Co., Ltd.
- Yukihiro Terada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Differential amplifying circuit
- Patent number 5,907,260
- Issue date May 25, 1999
- Mitsumi Electric Co., Ltd.
- Masaru Takeuchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Overdischarge detection device and overdischarge prevention device...
- Patent number 5,705,913
- Issue date Jan 6, 1998
- Mitsumi Electric Co., Ltd.
- Masaru Takeuchi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Overcharge and overdischarge protection for a chargeable electric c...
- Patent number 5,617,010
- Issue date Apr 1, 1997
- Mitsumi Electric Co., Ltd.
- Yasuhisa Higashijima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Secondary cell protection unit for protecting a secondary cell from...
- Patent number 5,526,215
- Issue date Jun 11, 1996
- Mitsumi Electric Co., Ltd.
- Yasuhisa Higashijima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER