Hiromitsu Takagaki

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Transfer and fixing device using radiant heating and image forming...
- Patent number 8,571,452
- Issue date Oct 29, 2013
- Ricoh Company, Ltd.
- Takashi Seto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with adjustable recording medium heating
- Patent number 8,509,675
- Issue date Aug 13, 2013
- Ricoh Company, Ltd.
- Takashi Seto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer fixing device and image forming apparatus incorporating same
- Patent number 8,483,601
- Issue date Jul 9, 2013
- Ricoh Company, Ltd.
- Kazuya Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer-fixing device and image forming apparatus incorporating same
- Patent number 8,422,925
- Issue date Apr 16, 2013
- Ricoh Company, Ltd.
- Takashi Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer-fixing devices with heating and temperature equalizing cap...
- Patent number 8,200,135
- Issue date Jun 12, 2012
- Ricoh Company, Ltd.
- Takashi Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer fixing member, transfer fixing device and image forming ap...
- Patent number 7,970,325
- Issue date Jun 28, 2011
- Ricoh Company, Ltd.
- Kazumi Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer-fixing device, image forming apparatus including the trans...
- Patent number 7,912,412
- Issue date Mar 22, 2011
- Ricoh Company, Ltd.
- Takashi Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer-fixing device, image forming apparatus, and transfer-fixin...
- Patent number 7,907,881
- Issue date Mar 15, 2011
- Ricoh Company Limited
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaning device, fixing device, and image forming apparatus
- Patent number 7,869,752
- Issue date Jan 11, 2011
- Ricoh Company Limited
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transfer fixation apparatus and image formation apparatus
- Patent number 7,856,201
- Issue date Dec 21, 2010
- Ricoh Company, Ltd.
- Hiromitsu Takagaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
- 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
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 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
Developing method, developing device, and image forming apparatus i...
- Patent number 7,359,661
- Issue date Apr 15, 2008
- Ricoh Company, Ltd.
- Katsuhiro Aoki
- 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
Developing device, image forming apparatus and process cartridge in...
- Patent number 7,245,861
- Issue date Jul 17, 2007
- Ricoh Company, Limited
- Takayuki Koike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device, image forming apparatus and process cartridge in...
- Patent number 7,209,685
- Issue date Apr 24, 2007
- Ricoh Company, Ltd.
- Hajime Oyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer supplying device, developing roller, developing device, i...
- Patent number 7,181,155
- Issue date Feb 20, 2007
- Ricoh Company, Ltd.
- Katsuhiro Aoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and process cartridge for an image forming apparatus
- Patent number 7,171,145
- Issue date Jan 30, 2007
- Ricoh Company, Ltd.
- Nobutaka Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit and image forming apparatus
- Patent number 7,116,932
- Issue date Oct 3, 2006
- Ricoh Company, Limited
- Nobutaka Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and process cartridge for an image forming apparatus
- Patent number 7,024,141
- Issue date Apr 4, 2006
- Ricoh Company, Ltd.
- Nobutaka Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for removing image disfiguring substances and image forming...
- Patent number 6,853,822
- Issue date Feb 8, 2005
- Ricoh Company, Ltd.
- Hidetoshi Yano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with toner recycling device
- Patent number 5,737,680
- Issue date Apr 7, 1998
- Ricoh Company, Ltd.
- Hiromitsu Takagaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with toner recycling device
- Patent number 5,604,575
- Issue date Feb 18, 1997
- Ricoh Company, Ltd.
- Hiromitsu Takagaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device for an image forming apparatus
- Patent number 5,502,552
- Issue date Mar 26, 1996
- Ricoh Company, Ltd.
- Naoki Iwata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with toner recycling device
- Patent number 5,493,382
- Issue date Feb 20, 1996
- Ricoh Company, Ltd.
- Hiromitsu Takagaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Transfer-fixing device and image forming apparatus incorporating same
- Publication number 20100239292
- Publication date Sep 23, 2010
- Ricoh Company, Ltd.
- Takashi Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Transfer fixing device and image forming apparatus incorporating same
- Publication number 20100232844
- Publication date Sep 16, 2010
- Ricoh Company, Ltd.
- Kazuya Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20100014903
- Publication date Jan 21, 2010
- Takashi SETO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Transfer and fixing device and image forming apparatus
- Publication number 20100014897
- Publication date Jan 21, 2010
- Takashi Seto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image transfer fixation apparatus and image formation apparatus
- Publication number 20090116880
- Publication date May 7, 2009
- Ricoh Company Ltd.
- Hiromitsu Takagaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER FIXING MEMBER, TRANSFER FIXING DEVICE AND IMAGE FORMING AP...
- Publication number 20090016786
- Publication date Jan 15, 2009
- Kazumi Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CLEANING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20090003898
- Publication date Jan 1, 2009
- Shin Kayahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Transfer-fixing device, image forming apparatus including the trans...
- Publication number 20080219718
- Publication date Sep 11, 2008
- Ricoh Company, Ltd.
- Takashi Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER-FIXING DEVICE, IMAGE FORMING APPARATUS, AND TRANSFER-FIXIN...
- Publication number 20080219717
- Publication date Sep 11, 2008
- Shin KAYAHARA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Transfer-fixing device, image forming apparatus, and transfer-fixin...
- Publication number 20080199229
- Publication date Aug 21, 2008
- Ricoh Company, Ltd.
- Takashi Fujita
- 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 TRANSFER DEVICE FOR IMAGE FORMING APPARATUS
- Publication number 20070212129
- Publication date Sep 13, 2007
- Takeshi TAKEMOTO
- 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
Transferring apparatus and image forming apparatus
- Publication number 20070065188
- Publication date Mar 22, 2007
- Hiromitsu Takagaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device and process cartridge for an image forming apparatus
- Publication number 20060127136
- Publication date Jun 15, 2006
- Nobutaka Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device, image forming apparatus and process cartridge
- Publication number 20060008297
- Publication date Jan 12, 2006
- Hajime Oyama
- 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
Developer supplying device, developing roller, developing device, i...
- Publication number 20060002744
- Publication date Jan 5, 2006
- Katsuhiro Aoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing method, developing device, and image forming apparatus i...
- Publication number 20050191095
- Publication date Sep 1, 2005
- Katsuhiro Aoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device, image forming apparatus, process cartridge, and...
- Publication number 20040265015
- Publication date Dec 30, 2004
- Takayuki Koike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing unit and image forming apparatus
- Publication number 20040265014
- Publication date Dec 30, 2004
- Nobutaka Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device and process cartridge for an image forming apparatus
- Publication number 20040190947
- Publication date Sep 30, 2004
- Nobutaka Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Device for removing image disfiguring substances and image forming...
- Publication number 20020094214
- Publication date Jul 18, 2002
- Hidetoshi Yano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hiromitsu Takagaki

Person

Patents Grantslast 30 patents

Transfer and fixing device using radiant heating and image forming...

Image forming apparatus with adjustable recording medium heating

Transfer fixing device and image forming apparatus incorporating same

Transfer-fixing device and image forming apparatus incorporating same

Transfer-fixing devices with heating and temperature equalizing cap...

Transfer fixing member, transfer fixing device and image forming ap...

Transfer-fixing device, image forming apparatus including the trans...

Transfer-fixing device, image forming apparatus, and transfer-fixin...

Cleaning device, fixing device, and image forming apparatus

Image transfer fixation apparatus and image formation apparatus

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

Image forming apparatus

Image transfer device for 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 equipping improved transfer fixing apparatus

Transferring apparatus and image forming apparatus

Developing method, developing device, and image forming apparatus i...

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

Developing device, image forming apparatus and process cartridge in...

Developing device, image forming apparatus and process cartridge in...

Developer supplying device, developing roller, developing device, i...

Developing device and process cartridge for an image forming apparatus

Developing unit and image forming apparatus

Developing device and process cartridge for an image forming apparatus

Device for removing image disfiguring substances and image forming...

Image forming apparatus with toner recycling device

Image forming apparatus with toner recycling device

Developing device for an image forming apparatus

Image forming apparatus with toner recycling device

Patents Applicationslast 30 patents

Transfer-fixing device and image forming apparatus incorporating same

Transfer fixing device and image forming apparatus incorporating same

IMAGE FORMING APPARATUS

Transfer and fixing device and image forming apparatus

Image transfer fixation apparatus and image formation apparatus

TRANSFER FIXING MEMBER, TRANSFER FIXING DEVICE AND IMAGE FORMING AP...

CLEANING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS

Transfer-fixing device, image forming apparatus including the trans...

TRANSFER-FIXING DEVICE, IMAGE FORMING APPARATUS, AND TRANSFER-FIXIN...

Transfer-fixing device, image forming apparatus, and transfer-fixin...

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 TRANSFER DEVICE FOR IMAGE FORMING APPARATUS

Image forming apparatus and image forming method

Transferring apparatus and image forming apparatus

Developing device and process cartridge for an image forming apparatus

Developing device, image forming apparatus and process cartridge

Transfer-fixing unit and image forming apparatus

Developer supplying device, developing roller, developing device, i...

Developing method, developing device, and image forming apparatus i...

Developing device, image forming apparatus, process cartridge, and...

Developing unit and image forming apparatus

Developing device and process cartridge for an image forming apparatus

Device for removing image disfiguring substances and image forming...