Atsushi Nakafuji

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sheet wrapping avoidable fixing apparatus and image forming apparatus
- Patent number 8,515,323
- Issue date Aug 20, 2013
- Ricoh Company, Ltd.
- Hisashi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Menu distribution system, menu server, read/write device, method, a...
- Patent number 8,131,699
- Issue date Mar 6, 2012
- Ricoh Company, Ltd.
- Shinji Satoh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Process, toner, process cartridge and apparatus for developing a to...
- Patent number 7,790,343
- Issue date Sep 7, 2010
- Ricoh Company, Ltd.
- Kazumi Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with toner image fixing unit, and the fixin...
- Patent number 7,738,827
- Issue date Jun 15, 2010
- Ricoh Company, Limited
- Yukimichi Someya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 7,711,300
- Issue date May 4, 2010
- Ricoh Company Ltd.
- Atsushi Nakafuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transfer device for image forming apparatus
- Patent number 7,711,301
- Issue date May 4, 2010
- Ricoh Company, Ltd.
- Takeshi Takemoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet wrapping avoidable fixing apparatus and image forming apparatus
- Patent number 7,693,471
- Issue date Apr 6, 2010
- Ricoh Company, Ltd.
- Hisashi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer-fixing unit and image forming apparatus for enhanced image...
- Patent number 7,643,767
- Issue date Jan 5, 2010
- Ricoh Co., Ltd.
- Takashi Seto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming method characterized by a...
- Patent number 7,613,419
- Issue date Nov 3, 2009
- Ricoh Company, Ltd.
- Kazumi Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with a pressing member and transfer fixing...
- Patent number 7,583,922
- Issue date Sep 1, 2009
- Ricoh Company Limited
- Fujita Takashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method and apparatus for fixing an image
- Patent number 7,570,911
- Issue date Aug 4, 2009
- Ricoh Co., Ltd.
- Atsushi Nakafuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus equipping improved transfer fixing apparatus
- Patent number 7,551,882
- Issue date Jun 23, 2009
- Ricoh Company, Ltd.
- Takashi Seto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transferring apparatus and image forming apparatus
- Patent number 7,526,242
- Issue date Apr 28, 2009
- Ricoh Company, Limited
- Hiromitsu Takagaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing member, fixing device, and image forming apparatus
- Patent number 7,433,641
- Issue date Oct 7, 2008
- Ricoh Company, Limited
- Hisashi Kikuchi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Fixing device and image forming apparatus using the same
- Patent number 7,369,803
- Issue date May 6, 2008
- Ricoh Company, Ltd.
- Katsuhiro Echigo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing apparatus with a pressing member and transfer fixing member
- Patent number 7,359,666
- Issue date Apr 15, 2008
- Ricoh Company Limited
- Fujita Takashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet wrapping avoidable fixing apparatus and image forming apparatus
- Patent number 7,346,305
- Issue date Mar 18, 2008
- Ricoh Company, Ltd.
- Hisashi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device with temperature control
- Patent number 7,333,760
- Issue date Feb 19, 2008
- Ricoh Company, Ltd.
- Toshihiko Baba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing unit and image forming apparatus providing a quick start-up...
- Patent number 7,299,003
- Issue date Nov 20, 2007
- Ricoh Company, Limited
- Shigeo Kurotaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer-fixing unit with a surface layer of predefined hardness fo...
- Patent number 7,269,384
- Issue date Sep 11, 2007
- Ricoh Company, Ltd.
- Yukimichi Someya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device, image forming apparatus using the fixing device, and...
- Patent number 7,254,362
- Issue date Aug 7, 2007
- Ricoh Company, Ltd.
- Hisashi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with an energy storage that can be discharg...
- Patent number 7,251,429
- Issue date Jul 31, 2007
- Ricoh Company, Ltd.
- Atsushi Nakafuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of uniformly fixing toner to recording medium in image formi...
- Patent number 7,233,762
- Issue date Jun 19, 2007
- Ricoh Company, Ltd.
- Hiroyuki Kunii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sheet wrapping avoidable fixing apparatus and image forming apparatus
- Patent number 7,224,928
- Issue date May 29, 2007
- Ricoh Company, Ltd.
- Hisashi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method and apparatus for fixing an image
- Patent number 7,177,580
- Issue date Feb 13, 2007
- Ricoh Co., Ltd.
- Atsushi Nakafuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device, nipping device, and image forming apparatus
- Patent number 7,139,520
- Issue date Nov 21, 2006
- Ricoh Company, Ltd.
- Katsuhiro Echigo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Intermediary transfer apparatus, fixing apparatus and image forming...
- Patent number 7,127,202
- Issue date Oct 24, 2006
- Ricoh Company, Ltd.
- Takashi Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Heating roller, method of producing the heating roller, and heating...
- Patent number 7,107,681
- Issue date Sep 19, 2006
- Ricoh Company, Ltd.
- Jun Yura
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Image forming apparatus
- Patent number 7,058,330
- Issue date Jun 6, 2006
- Ricoh Company, Ltd.
- Atsushi Nakafuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer fixing apparatus
- Patent number 7,031,648
- Issue date Apr 18, 2006
- Ricoh Company Limited
- Fujita Takashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
SHEET WRAPPING AVOIDABLE FIXING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20100046994
- Publication date Feb 25, 2010
- Hisashi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
MENU DISTRIBUTION SYSTEM, MENU SERVER, READ/WRITE DEVICE, METHOD, A...
- Publication number 20090132492
- Publication date May 21, 2009
- Shinji Satoh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
FIXING APPARATUS WITH A PRESSING MEMBER AND TRANSFER FIXING MEMBER
- Publication number 20080219716
- Publication date Sep 11, 2008
- Fujita Takashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET WRAPPING AVOIDABLE FIXING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20080138124
- Publication date Jun 12, 2008
- Hisashi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20080069610
- Publication date Mar 20, 2008
- Atsushi NAKAFUJI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS EQUIPPING IMPROVED TRANSFER FIXING APPARATUS
- Publication number 20080008505
- Publication date Jan 10, 2008
- Takashi SETO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS, TONER, PROCESS CARTRIDGE AND APPARATUS FOR DEVELOPING A TO...
- Publication number 20070218386
- Publication date Sep 20, 2007
- Kazumi Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER-FIXING UNIT AND IMAGE FORMING APPARATUS FOR ENHANCED IMAGE...
- Publication number 20070212126
- Publication date Sep 13, 2007
- Takashi Seto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING METHOD AND APPARATUS FOR FIXING AN IMAGE
- Publication number 20070104520
- Publication date May 10, 2007
- Atsushi Nakafuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and image forming method
- Publication number 20070071511
- Publication date Mar 29, 2007
- Kazumi Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET WRAPPING AVOIDABLE FIXING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20070071513
- Publication date Mar 29, 2007
- Hisashi KIKUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Transferring apparatus and image forming apparatus
- Publication number 20070065188
- Publication date Mar 22, 2007
- Hiromitsu Takagaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20060210298
- Publication date Sep 21, 2006
- Atsushi Nakafuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device and image forming apparatus using the same
- Publication number 20060140689
- Publication date Jun 29, 2006
- Katsuhiro Echigo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Transfer fixing apparatus, fixing apparatus, toner image forming ap...
- Publication number 20060120776
- Publication date Jun 8, 2006
- Fujita Takashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method of fixing toner on recording medium
- Publication number 20060088349
- Publication date Apr 27, 2006
- Yukimichi Someya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing member, fixing device, and image forming apparatus
- Publication number 20060019082
- Publication date Jan 26, 2006
- Hisashi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image-fixing apparatus, and, image-forming apparatus
- Publication number 20060013624
- Publication date Jan 19, 2006
- Shigeo Kurotaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Transfer-fixing unit and image forming apparatus
- Publication number 20060008302
- Publication date Jan 12, 2006
- Yukimichi Someya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device, transfer fixing device, and image forming apparatus
- Publication number 20050286920
- Publication date Dec 29, 2005
- Toshihiko Baba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method of uniformly fixing toner to recording medium in image formi...
- Publication number 20050207801
- Publication date Sep 22, 2005
- Hiroyuki Kunii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing unit and image forming apparatus
- Publication number 20050201783
- Publication date Sep 15, 2005
- Shigeo Kurotaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method of fixing toner on recording medium
- Publication number 20050158088
- Publication date Jul 21, 2005
- Yukimichi Someya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Heating apparatus, image fixing apparatus, and image forming apparatus
- Publication number 20050158075
- Publication date Jul 21, 2005
- Katsuhiro Echigo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device, image forming apparatus using the fixing device, and...
- Publication number 20050152721
- Publication date Jul 14, 2005
- Hisashi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming method and apparatus for fixing an image
- Publication number 20050117943
- Publication date Jun 2, 2005
- Atsushi Nakafuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20050111871
- Publication date May 26, 2005
- Atsushi Nakafuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Intermediary transfer apparatus, fixing apparatus and image forming...
- Publication number 20050025534
- Publication date Feb 3, 2005
- Takashi Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device, nipping device, and image forming apparatus
- Publication number 20050025537
- Publication date Feb 3, 2005
- Katsuhiro Echigo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Sheet wrapping avoidable fixing apparatus and image forming apparatus
- Publication number 20040265017
- Publication date Dec 30, 2004
- Hisashi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Atsushi Nakafuji

Person

Patents Grantslast 30 patents

Sheet wrapping avoidable fixing apparatus and image forming apparatus

Menu distribution system, menu server, read/write device, method, a...

Process, toner, process cartridge and apparatus for developing a to...

Image forming apparatus with toner image fixing unit, and the fixin...

Image forming apparatus

Image transfer device for image forming apparatus

Sheet wrapping avoidable fixing apparatus and image forming apparatus

Transfer-fixing unit and image forming apparatus for enhanced image...

Image forming apparatus and image forming method characterized by a...

Image forming apparatus with a pressing member and transfer fixing...

Image forming method and apparatus for fixing an image

Image forming apparatus equipping improved transfer fixing apparatus

Transferring apparatus and image forming apparatus

Fixing member, fixing device, and image forming apparatus

Fixing device and image forming apparatus using the same

Fixing apparatus with a pressing member and transfer fixing member

Sheet wrapping avoidable fixing apparatus and image forming apparatus

Fixing device with temperature control

Fixing unit and image forming apparatus providing a quick start-up...

Transfer-fixing unit with a surface layer of predefined hardness fo...

Fixing device, image forming apparatus using the fixing device, and...

Image forming apparatus with an energy storage that can be discharg...

Method of uniformly fixing toner to recording medium in image formi...

Sheet wrapping avoidable fixing apparatus and image forming apparatus

Image forming method and apparatus for fixing an image

Fixing device, nipping device, and image forming apparatus

Intermediary transfer apparatus, fixing apparatus and image forming...

Heating roller, method of producing the heating roller, and heating...

Image forming apparatus

Transfer fixing apparatus

Patents Applicationslast 30 patents

SHEET WRAPPING AVOIDABLE FIXING APPARATUS AND IMAGE FORMING APPARATUS

MENU DISTRIBUTION SYSTEM, MENU SERVER, READ/WRITE DEVICE, METHOD, A...

FIXING APPARATUS WITH A PRESSING MEMBER AND TRANSFER FIXING MEMBER

SHEET WRAPPING AVOIDABLE FIXING APPARATUS AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS EQUIPPING IMPROVED TRANSFER FIXING APPARATUS

PROCESS, TONER, PROCESS CARTRIDGE AND APPARATUS FOR DEVELOPING A TO...

TRANSFER-FIXING UNIT AND IMAGE FORMING APPARATUS FOR ENHANCED IMAGE...

IMAGE FORMING METHOD AND APPARATUS FOR FIXING AN IMAGE

Image forming apparatus and image forming method

SHEET WRAPPING AVOIDABLE FIXING APPARATUS AND IMAGE FORMING APPARATUS

Transferring apparatus and image forming apparatus

Image forming apparatus

Fixing device and image forming apparatus using the same

Transfer fixing apparatus, fixing apparatus, toner image forming ap...

Method of fixing toner on recording medium

Fixing member, fixing device, and image forming apparatus

Image-fixing apparatus, and, image-forming apparatus

Transfer-fixing unit and image forming apparatus

Fixing device, transfer fixing device, and image forming apparatus

Method of uniformly fixing toner to recording medium in image formi...

Fixing unit and image forming apparatus

Method of fixing toner on recording medium

Heating apparatus, image fixing apparatus, and image forming apparatus

Fixing device, image forming apparatus using the fixing device, and...

Image forming method and apparatus for fixing an image

Image forming apparatus

Intermediary transfer apparatus, fixing apparatus and image forming...

Fixing device, nipping device, and image forming apparatus

Sheet wrapping avoidable fixing apparatus and image forming apparatus