Yuzo Komatsu

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Tokorozawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electronic timepiece
- Patent number 4,246,651
- Issue date Jan 20, 1981
- Citizen Watch Company Limited
- Yuzo Komatsu
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece with hourly strike mechanism
- Patent number 4,234,945
- Issue date Nov 18, 1980
- Citizen Watch Co., Ltd.
- Yasushi Nomura
- G04 - HOROLOGY