Yasuaki Nakayama

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Higashi-kurume, JA

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Patents Grantslast 30 patents

Information Patent Grant
Rotor assembly for electro-mechanical transducer of electronic time...
- Patent number 4,095,129
- Issue date Jun 13, 1978
- Citizen Watch Company Limited
- Kunio Tanai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electronic timepiece
- Patent number 3,998,044
- Issue date Dec 21, 1976
- Citizen Watch Co., Ltd.
- Masamichi Yamauchi
- G04 - HOROLOGY
Information Patent Grant
Wristwatch with a time display control switch means
- Patent number 3,935,701
- Issue date Feb 3, 1976
- Citizen Watch Co., Ltd.
- Masamichi Yamauchi
- G04 - HOROLOGY