Yoshihiko Kiyono

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electronic analog timepiece with voltage checking function
- Patent number 4,759,003
- Issue date Jul 19, 1988
- Seiko Instruments Inc.
- Yoshihiko Kiyono
- G04 - HOROLOGY
Information Patent Grant
Circuit for charging capacitors
- Patent number 4,750,099
- Issue date Jun 7, 1988
- Seiko Instruments Inc.
- Yuichi Inoue
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electronic analogue timepiece of DC magnetic field detection type
- Patent number 4,688,948
- Issue date Aug 25, 1987
- Seiko Instruments & Electronics Ltd.
- Yoshihiko Kiyono
- G04 - HOROLOGY