Mutsuo Ohtaka

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Ryugasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aluminum pipe production process, electrophotographic photosensitiv...
- Patent number 5,707,726
- Issue date Jan 13, 1998
- Canon Kabushiki Kaisha
- Mutsuo Ohtaka
- B24 - GRINDING POLISHING
Information Patent Grant
Electrophotographic photosensitive member produced from aluminum pipe
- Patent number 5,595,848
- Issue date Jan 21, 1997
- Canon Kabushiki Kaisha
- Mutsuo Ohtaka
- B24 - GRINDING POLISHING
Information Patent Grant
Coating method
- Patent number 4,606,949
- Issue date Aug 19, 1986
- Canon Kabushiki Kaisha
- Toshiyuki Yoshihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY