Hiroshi Hamaguchi

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Sakai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Developer powder supply in magnet brush development
- Patent number 4,193,376
- Issue date Mar 18, 1980
- Sharp Kabushiki Kaisha
- Hiroshi Hamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Detection of developer powder amount contained in a developer reser...
- Patent number 4,174,902
- Issue date Nov 20, 1979
- Sharp Kabushiki Kaisha
- Hiroshi Hamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY