Junichi Ishiwata

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electronic equipment having a second function keying system
- Patent number 4,481,598
- Issue date Nov 6, 1984
- Canon Kabushiki Kaisha
- Junichi Ishiwata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic device
- Patent number 4,473,302
- Issue date Sep 25, 1984
- Canon Kabushiki Kaisha
- Junichi Ishiwata
- G07 - CHECKING-DEVICES
Information Patent Grant
Solar cell power supply device
- Patent number 4,449,057
- Issue date May 15, 1984
- Canon Kabushiki Kaisha
- Junichi Ishiwata
- G05 - CONTROLLING REGULATING