Yoshio Tsuruta

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical sensor circuit with output changing means
- Patent number 6,417,503
- Issue date Jul 9, 2002
- Fuji Electric Co., Ltd.
- Yoshio Tsuruta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Photoelectric converting circuit having an amplification factor
- Patent number 5,448,056
- Issue date Sep 5, 1995
- Fuji Electric Co., Ltd.
- Yoshio Tsuruta
- G01 - MEASURING TESTING
Information Patent Grant
Method of making a photodiode with reduced junction area
- Patent number 5,338,691
- Issue date Aug 16, 1994
- Fuji Electric Co., Ltd.
- Yoshinari Enomoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor photodiode device with reduced junction area
- Patent number 5,243,215
- Issue date Sep 7, 1993
- Fuji Electric Co., Ltd.
- Yoshinari Enomoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light sensor having an integration circuit
- Patent number 5,233,180
- Issue date Aug 3, 1993
- Fuji Electric Co., Ltd.
- Yoshio Tsuruta
- H03 - BASIC ELECTRONIC CIRCUITRY