Hideo Hatanaka

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Tanashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Acoustic alarm device for watches
- Patent number 4,493,560
- Issue date Jan 15, 1985
- Citizen Watch Co., Ltd.
- Satoru Fukutome
- G04 - HOROLOGY
Information Patent Grant
Acoustic alarm device for watches
- Patent number 4,482,257
- Issue date Nov 13, 1984
- Citizen Watch Co., Ltd.
- Satoru Fukutome
- G04 - HOROLOGY
Information Patent Grant
Electrical connection construction for electronic timepiece
- Patent number 4,435,796
- Issue date Mar 6, 1984
- Citizen Watch Co., Ltd.
- Motoyuki Saito
- G04 - HOROLOGY
Information Patent Grant
Electrical connection construction for electronic timepiece
- Patent number 4,428,683
- Issue date Jan 31, 1984
- Citizen Watch Co., Ltd.
- Motoyuki Saito
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece assembly
- Patent number 4,403,315
- Issue date Sep 6, 1983
- Citizen Watch Co., Ltd.
- Motoyuki Saito
- G04 - HOROLOGY
Information Patent Grant
Acoustic alarm device for watches
- Patent number 4,351,041
- Issue date Sep 21, 1982
- Citizen Watch Co., Ltd.
- Satoru Fukutome
- G04 - HOROLOGY
Information Patent Grant
External operation device for electronic timepieces
- Patent number 4,259,551
- Issue date Mar 31, 1981
- Citizen Watch Co., Ltd.
- Akinobu Ohtani
- H01 - BASIC ELECTRIC ELEMENTS