Eiji Sawamura

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Toner, developer, image forming method, image forming apparatus, pr...
- Patent number 8,137,883
- Issue date Mar 20, 2012
- Ricoh Company Limited
- Ryota Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, developer, image forming method, image forming apparatus, pr...
- Patent number 7,989,131
- Issue date Aug 2, 2011
- Ricoh Company Limited
- Ryota Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing apparatus, fixing member used in the fixing apparatus, and i...
- Patent number 7,643,784
- Issue date Jan 5, 2010
- Ricoh Company, Ltd.
- Tsuneaki Kondoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for image forming capable of effectively fixin...
- Patent number 7,480,478
- Issue date Jan 20, 2009
- Ricoh Company, Ltd.
- Norihiko Aze
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device for an image forming apparatus
- Patent number 5,999,789
- Issue date Dec 7, 1999
- Ricoh Company, Ltd.
- Eiji Sawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,913,095
- Issue date Jun 15, 1999
- Ricoh Company, Ltd.
- Osamu Takashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image recording apparatus
- Patent number 5,774,232
- Issue date Jun 30, 1998
- Ricoh Company, Ltd.
- Yasuhiro Tabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image synthesizing method and image recording apparatus which elect...
- Patent number 5,745,664
- Issue date Apr 28, 1998
- Ricoh Company, Ltd.
- Takakazu Nomura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image recording apparatus
- Patent number 5,717,843
- Issue date Feb 10, 1998
- Ricoh Company, Ltd.
- Yasuhiro Tabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image recording apparatus
- Patent number 5,602,651
- Issue date Feb 11, 1997
- Ricoh Company, Ltd.
- Yasuhiro Tabata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image fixing device having heating portion at one end thereof
- Patent number 5,426,495
- Issue date Jun 20, 1995
- Ricoh Company, Ltd.
- Eiji Sawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus capable of erasing an image recorded in a s...
- Patent number 5,400,123
- Issue date Mar 21, 1995
- Ricoh Company, Ltd.
- Masumi Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
TONER, DEVELOPER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, PR...
- Publication number 20110223530
- Publication date Sep 15, 2011
- Ryota Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner, developer, image forming method, image forming apparatus, pr...
- Publication number 20070059626
- Publication date Mar 15, 2007
- Ryota Inoue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing apparatus, fixing member used in the fixing apparatus, and i...
- Publication number 20060198666
- Publication date Sep 7, 2006
- Tsuneaki Kondoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method and apparatus for image forming capable of effectively fixin...
- Publication number 20050286938
- Publication date Dec 29, 2005
- Norihiko Aze
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Eiji Sawamura

Person

Patents Grantslast 30 patents

Toner, developer, image forming method, image forming apparatus, pr...

Toner, developer, image forming method, image forming apparatus, pr...

Fixing apparatus, fixing member used in the fixing apparatus, and i...

Method and apparatus for image forming capable of effectively fixin...

Fixing device for an image forming apparatus

Image forming apparatus

Image recording apparatus

Image synthesizing method and image recording apparatus which elect...

Image recording apparatus

Image recording apparatus

Image fixing device having heating portion at one end thereof

Image forming apparatus capable of erasing an image recorded in a s...

Patents Applicationslast 30 patents

TONER, DEVELOPER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, PR...

Toner, developer, image forming method, image forming apparatus, pr...

Fixing apparatus, fixing member used in the fixing apparatus, and i...

Method and apparatus for image forming capable of effectively fixin...