Yuji Ishihara

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process cartridge and electrophotographic apparatus
- Patent number 6,337,962
- Issue date Jan 8, 2002
- Canon Kabushiki Kaisha
- Hiroshi Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging apparatus and electrophotographic apparatus
- Patent number 5,940,662
- Issue date Aug 17, 1999
- Canon Kabushiki Kaisha
- Yoshifumi Hano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Contact charging member, contact charging method making use of it,...
- Patent number 5,140,371
- Issue date Aug 18, 1992
- Canon Kabushiki Kaisha
- Yuji Ishihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY