Toru Kosaka

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Machida, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus which back-transfers residual toner from an...
- Patent number 5,809,373
- Issue date Sep 15, 1998
- Canon Kabushiki Kaisha
- Yasuo Yoda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having cleaning device for cleaning interme...
- Patent number 5,732,310
- Issue date Mar 24, 1998
- Canon Kabushiki Kaisha
- Koichi Hiroshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having dielectric constant relationship bet...
- Patent number 5,701,568
- Issue date Dec 23, 1997
- Canon Kabushiki Kaisha
- Koichi Hiroshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY