Tetsuo Yamaguchi

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Yokohama, JA

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Patents Grantslast 30 patents

Information Patent Grant
Code discriminator
- Patent number 4,095,096
- Issue date Jun 13, 1978
- Matsushita Electric Industrial Co., Ltd.
- Shuzi Harada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Time-setting and displaying mode control circuit for an electronic...
- Patent number 4,073,131
- Issue date Feb 14, 1978
- Tokyo Shibaura Electric Co., Ltd.
- Tuneo Takase
- G04 - HOROLOGY
Information Patent Grant
Circuits for setting the display mode and the correction mode of el...
- Patent number 4,043,114
- Issue date Aug 23, 1977
- Tokyo Shibaura Electric Co., Ltd.
- Tsuneo Takase
- G04 - HOROLOGY
Information Patent Grant
Time correction circuits for electronic timepieces
- Patent number 4,033,109
- Issue date Jul 5, 1977
- Tokyo Shibaura Electric Co., Ltd.
- Tsuneo Takase
- G04 - HOROLOGY
Information Patent Grant
Time correction circuits for electronic timepieces
- Patent number 3,988,597
- Issue date Oct 26, 1976
- Tokyo Shibaura Electric Co., Ltd.
- Tetsuo Yamaguchi
- G04 - HOROLOGY
Information Patent Grant
Optical bar code reader
- Patent number 3,978,317
- Issue date Aug 31, 1976
- Matsushita Electric Industrial Co., Ltd.
- Tetsuo Yamaguchi
- G06 - COMPUTING CALCULATING COUNTING