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Masanori Horike
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus
Patent number
8,948,638
Issue date
Feb 3, 2015
Ricoh Company, Ltd.
Yuji Ishikura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device, process cartridge, and image forming apparatus
Patent number
8,433,211
Issue date
Apr 30, 2013
Ricoh Company, Ltd.
Masanori Horike
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming device and image forming apparatus
Patent number
8,376,494
Issue date
Feb 19, 2013
Ricoh Company, Limited
Tetsuro Hirota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with developer passage amount control elect...
Patent number
8,259,142
Issue date
Sep 4, 2012
Ricoh Company, Limited
Tetsuro Hirota
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming device based on direct recording method and image for...
Patent number
8,259,141
Issue date
Sep 4, 2012
Ricoh Company, Limited
Masanori Saitoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
8,167,410
Issue date
May 1, 2012
Ricoh Company, Ltd.
Masanori Horike
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Development device and image forming apparatus having electrodes th...
Patent number
8,165,510
Issue date
Apr 24, 2012
Ricoh Company, Limited
Ichiro Kadota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Development apparatus and image forming apparatus using toner carri...
Patent number
7,907,856
Issue date
Mar 15, 2011
Ricoh Company, Ltd.
Takeo Tsukamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
7,821,527
Issue date
Oct 26, 2010
Ricoh Company, Ltd.
Masanori Horike
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Direct image-recording device and image forming apparatus equipped...
Patent number
7,817,174
Issue date
Oct 19, 2010
Ricoh Company, Ltd.
Masanori Saitoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Hopping toner development apparatus and image formation apparatus
Patent number
7,783,235
Issue date
Aug 24, 2010
Ricoh Company, Ltd.
Takeo Tsukamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Development device, process cartridge, and image forming apparatus
Patent number
7,734,233
Issue date
Jun 8, 2010
Ricoh Company, Ltd.
Katsuhiro Aoki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Ink jet recording apparatus capable of performing a duplex print op...
Patent number
7,712,989
Issue date
May 11, 2010
Ricoh Company, Ltd.
Motokazu Yasui
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming apparatus and image forming method using electrostati...
Patent number
7,672,604
Issue date
Mar 2, 2010
Ricoh Company, Ltd.
Tomoko Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Powder transferring device capable of detecting an amount of the po...
Patent number
7,593,657
Issue date
Sep 22, 2009
Ricoh Company, Ltd.
Tomoko Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device, process cartridge and image forming apparatus mo...
Patent number
7,526,238
Issue date
Apr 28, 2009
Ricoh Company, Ltd.
Masaaki Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning unit, process cartridge, and image-forming apparatus
Patent number
7,415,236
Issue date
Aug 19, 2008
Ricoh Company, Ltd.
Tohru Nakano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Ink jet recording apparatus capable of performing a duplex print op...
Patent number
7,344,326
Issue date
Mar 18, 2008
Ricoh Company, Ltd.
Motokazu Yasui
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Toner supplying system for an image forming apparatus
Patent number
7,308,222
Issue date
Dec 11, 2007
Ricoh Company, Ltd.
Yoshinori Nakagawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge
Patent number
7,236,720
Issue date
Jun 26, 2007
Ricoh Company, Ltd.
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing apparatus, developing method, image forming apparatus, i...
Patent number
7,200,352
Issue date
Apr 3, 2007
Ricoh Company, Ltd.
Katsuo Sakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner transport device for image-forming device
Patent number
7,187,892
Issue date
Mar 6, 2007
Ricoh Company, Ltd.
Masanori Horike
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical modulator, optical modulator manufacturing method, light in...
Patent number
7,166,486
Issue date
Jan 23, 2007
Ricoh Company, Ltd.
Kouichi Ohtaka
G02 - OPTICS
Information
Patent Grant
Cleaning device and method, image forming apparatus, and process ca...
Patent number
7,123,872
Issue date
Oct 17, 2006
Ricoh Company, Ltd.
Masahiko Shakuto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device using electrostatic transport member
Patent number
7,123,864
Issue date
Oct 17, 2006
Ricoh Company, Ltd.
Yohichiro Miyaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Classifier, developer, and image forming apparatus
Patent number
7,062,204
Issue date
Jun 13, 2006
Ricoh Company, Ltd.
Yohichiro Miyaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning apparatus, image forming apparatus, and process cartridge
Patent number
7,062,212
Issue date
Jun 13, 2006
Ricoh Company, Ltd.
Osamu Naruse
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing apparatus, developing method, image forming apparatus, i...
Patent number
7,024,142
Issue date
Apr 4, 2006
Ricoh Company, Ltd.
Katsuo Sakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic transportation device, development device and image f...
Patent number
6,947,691
Issue date
Sep 20, 2005
Ricoh Company, Ltd.
Yohichiro Miyaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
OPTICAL MODULATOR, OPTICAL MODULATOR MANUFACTURING METHOD, LIGHT IN...
Patent number
6,947,195
Issue date
Sep 20, 2005
Ricoh Company, Ltd.
Kouichi Ohtaka
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20120057891
Publication date
Mar 8, 2012
Yuji ISHIKURA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
Publication number
20110064432
Publication date
Mar 17, 2011
Masanori Horike
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20110043589
Publication date
Feb 24, 2011
Tetsuro HIROTA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS WITH DEVELOPER PASSAGE AMOUNT CONTROL ELECT...
Publication number
20100214364
Publication date
Aug 26, 2010
Tetsuro HIROTA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGE FORMING DEVICE BASED ON DIRECT RECORDING METHOD AND IMAGE FOR...
Publication number
20100183342
Publication date
Jul 22, 2010
Masanori SAITOH
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DIRECT IMAGE-RECORDING DEVICE AND IMAGE FORMING APPARATUS EQUIPPED...
Publication number
20100104319
Publication date
Apr 29, 2010
Masanori SAITOH
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20100061751
Publication date
Mar 11, 2010
Masanori HORIKE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20090041492
Publication date
Feb 12, 2009
Masanori Horike
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPMENT DEVICE AND IMAGE FORMING APPARATUS
Publication number
20080286015
Publication date
Nov 20, 2008
Ichiro Kadota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPMENT APPARATUS AND AN IMAGE FORMATION APPARATUS
Publication number
20080089723
Publication date
Apr 17, 2008
Takeo Tsukamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPMENT APPARATUS AND AN IMAGE FORMATION APPARATUS
Publication number
20080089720
Publication date
Apr 17, 2008
Takeo Tsukamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPMENT DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
Publication number
20070242985
Publication date
Oct 18, 2007
Katsuhiro AOKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Development apparatus and image forming apparatus
Publication number
20070086811
Publication date
Apr 19, 2007
Takeo Tsukamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Powder transferring device capable of detecting an amount of the po...
Publication number
20070025775
Publication date
Feb 1, 2007
Tomoko Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and image forming method
Publication number
20060251449
Publication date
Nov 9, 2006
Tomoko Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Development device, process cartridge and image forming apparatus
Publication number
20060216071
Publication date
Sep 28, 2006
Masaaki Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Toner supplying system for an image forming apparatus
Publication number
20060210320
Publication date
Sep 21, 2006
Yoshinori Nakagawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developing apparatus, developing method, image forming apparatus, i...
Publication number
20060120765
Publication date
Jun 8, 2006
Katsuo Sakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Ink jet recording apparatus capable of performing a duplex print op...
Publication number
20060087547
Publication date
Apr 27, 2006
Motokazu Yasui
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Optical modulator, optical modulator manufacturing method, light in...
Publication number
20050264866
Publication date
Dec 1, 2005
Kouichi Ohtaka
G02 - OPTICS
Information
Patent Application
Developing apparatus, developing method, image forming apparatus, i...
Publication number
20050175377
Publication date
Aug 11, 2005
Katsuo Sakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and process cartridge
Publication number
20050158073
Publication date
Jul 21, 2005
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Classifier, developer, and image forming apparatus
Publication number
20050152717
Publication date
Jul 14, 2005
Yohichiro Miyaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Toner transport device for image-forming device
Publication number
20050025525
Publication date
Feb 3, 2005
Masanori Horike
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Cleaning apparatus, image forming apparatus, and process cartridge
Publication number
20040265024
Publication date
Dec 30, 2004
Osamu Naruse
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Developing device using electrostatic transport member
Publication number
20040240907
Publication date
Dec 2, 2004
Yohichiro Miyaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Cleaning unit, process cartridge, and image-forming apparatus
Publication number
20040197122
Publication date
Oct 7, 2004
Tohru Nakano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Ink jet recording apparatus capable of performing a duplex print op...
Publication number
20040165926
Publication date
Aug 26, 2004
Motokazu Yasui
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Electrostatic transportation device, development device and image f...
Publication number
20040156655
Publication date
Aug 12, 2004
Yohichiro Miyaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Cleaning device and method, image forming apparatus, and process ca...
Publication number
20040105710
Publication date
Jun 3, 2004
Masahiko Shakuto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY