Yoshiyuki Tamura

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Attenuated feedback type differential amplifier
- Patent number 5,568,092
- Issue date Oct 22, 1996
- NEC Corporation
- Toshifumi Shimizu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Constant current switching circuit provided with a base current com...
- Patent number 5,434,499
- Issue date Jul 18, 1995
- NEC Corporation
- Hiroshi Narikawa
- H03 - BASIC ELECTRONIC CIRCUITRY