Hiroshi Ozawa

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Toyokawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus having toner replenishing device interchang...
- Patent number 4,937,627
- Issue date Jun 26, 1990
- Minolta Camera Kabushiki Kaisha
- Hiroshi Ozawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 4,922,294
- Issue date May 1, 1990
- Minolta Camera Kabushiki Kaisha
- Hidekazu Nakagami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of controlling toner concentration for electrophotographic c...
- Patent number 4,347,299
- Issue date Aug 31, 1982
- Minolta Camera Kabushiki Kaisha
- Hiroshi Ozawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY