Hiroaki Takenouchi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fixing method for a wet process copier
- Patent number 4,987,457
- Issue date Jan 22, 1991
- Ricoh Company, Ltd.
- Manabu Mochizuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image fixing unit for use in wet-type electrophotographic copying m...
- Patent number 4,985,733
- Issue date Jan 15, 1991
- Ricoh Company, Ltd.
- Tsuneo Kurotori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device for electrophotographic color copier
- Patent number 4,800,839
- Issue date Jan 31, 1989
- Ricoh Company, Ltd.
- Kenzo Ariyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY