Shuji Takeda

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Suwa, JA

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Patents Grantslast 30 patents

Information Patent Grant
Electronic wristwatch digital display
- Patent number 4,034,550
- Issue date Jul 12, 1977
- Kabushiki Kaisha Suwa Seikosha
- Akihiko Kouchi
- G04 - HOROLOGY
Information Patent Grant
Battery charging circuit
- Patent number 3,979,656
- Issue date Sep 7, 1976
- Kabushiki Kaisha Suwa Seikosha
- Shuji Takeda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER