Shirou Sakata

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Mishima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic image forming apparatus, process cartridge deve...
- Patent number 6,463,223
- Issue date Oct 8, 2002
- Canon Kabushiki Kaisha
- Toshiyuki Karakama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming apparatus, process cartridge, dev...
- Patent number 6,253,036
- Issue date Jun 26, 2001
- Canon Kabushiki Kaisha
- Toshiyuki Karakama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and light quantity control device having a...
- Patent number 5,561,285
- Issue date Oct 1, 1996
- Canon Kabushiki Kaisha
- Shirou Sakata
- G06 - COMPUTING CALCULATING COUNTING