Masahiko Kamijoh

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Kanagawa-Ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fixing device and image forming device
- Patent number 7,013,108
- Issue date Mar 14, 2006
- Ricoh Company, Ltd.
- Kohta Takenaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming device and communication device
- Patent number 6,907,218
- Issue date Jun 14, 2005
- Ricoh Company, Ltd.
- Hidehiko Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image fixing device and image forming device having low friction an...
- Patent number 6,801,744
- Issue date Oct 5, 2004
- Ricoh Company, Limited
- Hidehiko Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming device
- Patent number 6,788,916
- Issue date Sep 7, 2004
- Ricoh Company, Ltd.
- Kohta Takenaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing and image forming devices comprising thin heated sheets
- Patent number 6,731,900
- Issue date May 4, 2004
- Ricoh Company, Ltd.
- Kohta Takenaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming device
- Patent number 6,731,902
- Issue date May 4, 2004
- Ricoh Company, Ltd.
- Kohta Takenaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Fixing device and image forming device
- Publication number 20040240914
- Publication date Dec 2, 2004
- Kohta Takenaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image fixing device and image forming device
- Publication number 20030103786
- Publication date Jun 5, 2003
- Hidehiko Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device and image forming device
- Publication number 20030099493
- Publication date May 29, 2003
- Kohta Takenaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming device and communication device
- Publication number 20030063933
- Publication date Apr 3, 2003
- Hidehiko Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device and image forming device
- Publication number 20030063934
- Publication date Apr 3, 2003
- Kohta Takenaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device and image forming device
- Publication number 20030026632
- Publication date Feb 6, 2003
- Kohta Takenaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY