Hiroyuki Gotoh

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Kawasaki city, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sheet feed unit operable with smaller force and image forming appar...
- Patent number 7,412,200
- Issue date Aug 12, 2008
- Ricoh Company, Ltd.
- Hiroyuki Gotoh
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Fixing device preventing rubbing of toner image
- Patent number 6,785,505
- Issue date Aug 31, 2004
- Ricoh Company, Ltd.
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device having temperature detecting member and image forming...
- Patent number 6,636,709
- Issue date Oct 21, 2003
- Ricoh Company, Ltd.
- Hideo Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device preventing rubbing of toner image
- Patent number 6,628,916
- Issue date Sep 30, 2003
- Ricoh Company, Ltd.
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image generating device
- Patent number 5,694,638
- Issue date Dec 2, 1997
- Ricoh Company, Ltd.
- Yuichi Maruyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Sheet feed unit operable with smaller force and image forming appar...
- Publication number 20060153609
- Publication date Jul 13, 2006
- Hiroyuki Gotoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device preventing rubbing of toner image
- Publication number 20030206758
- Publication date Nov 6, 2003
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device preventing rubbing of toner image
- Publication number 20020067936
- Publication date Jun 6, 2002
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device having temperature detecting member and image forming...
- Publication number 20020018663
- Publication date Feb 14, 2002
- Ricoh Company, Ltd.
- Hideo Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY