Hideshi Oono

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Sayama, JA

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Patents Grantslast 30 patents

Information Patent Grant
Electronic timepiece
- Patent number 4,092,820
- Issue date Jun 6, 1978
- Citizen Watch Company Limited
- Kazunari Kume
- G04 - HOROLOGY
Information Patent Grant
Electric timepiece for displaying the operating condition thereof
- Patent number 4,058,969
- Issue date Nov 22, 1977
- Citizen Watch Co., Ltd.
- Munetaka Tamaru
- G04 - HOROLOGY
Information Patent Grant
Timepiece with calendar mechanism
- Patent number 4,026,100
- Issue date May 31, 1977
- Citizen Watch Co., Ltd.
- Kazunari Kume
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Electric timepiece for displaying the operating condition thereof
- Patent number 3,998,043
- Issue date Dec 21, 1976
- Citizen Watch Co., Ltd.
- Munetaka Tamaru
- G04 - HOROLOGY
Information Patent Grant
Timepiece with calendar mechanism
- Patent number 3,992,868
- Issue date Nov 23, 1976
- Citizen Watch Co., Ltd.
- Munetaka Tamaru
- G04 - HOROLOGY