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Taichi URAYAMA
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming system
Patent number
10,120,303
Issue date
Nov 6, 2018
Ricoh Company, Ltd.
Takeshi Kojima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming system
Patent number
9,977,361
Issue date
May 22, 2018
Ricoh Company, Ltd.
Hideaki Kanaya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming system
Patent number
9,575,441
Issue date
Feb 21, 2017
Ricoh Company, Ltd.
Takeshi Kojima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
9,513,574
Issue date
Dec 6, 2016
Ricoh Company, Ltd.
Hiroyuki Sugiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with drive control of a driven member based...
Patent number
9,454,106
Issue date
Sep 27, 2016
Ricoh Company, Ltd.
Sho Sekiguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and method of switching collected developer...
Patent number
9,442,429
Issue date
Sep 13, 2016
Ricoh Company, Ltd.
Tetsuto Ueda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming method that remove toner...
Patent number
9,354,588
Issue date
May 31, 2016
Ricoh Company, Ltd.
Tomoko Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Development device, process cartridge, image forming apparatus inco...
Patent number
9,316,950
Issue date
Apr 19, 2016
Ricoh Company, Ltd.
Tomoko Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming method
Patent number
9,298,125
Issue date
Mar 29, 2016
Ricoh Company, Ltd.
Hiroyuki Sugiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image density control method employed b...
Patent number
9,250,593
Issue date
Feb 2, 2016
Ricoh Company, Ltd.
Ryusuke Mase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
9,244,374
Issue date
Jan 26, 2016
Ricoh Company, Ltd.
Hiroyuki Sugiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
9,042,748
Issue date
May 26, 2015
Ricoh Company, Ltd.
Taichi Urayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Powder refilling device, process cartridge and image including same...
Patent number
9,042,778
Issue date
May 26, 2015
Ricoh Company, Ltd.
Kazuya Saitoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Protecting agent-supplying device, process cartridge, image forming...
Patent number
8,995,899
Issue date
Mar 31, 2015
Ricoh Company, Ltd.
Kunio Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Protecting agent supplying member, protective layer forming device,...
Patent number
8,676,108
Issue date
Mar 18, 2014
Ricoh Company, Ltd.
Kunio Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Protective agent supply device, process cartridge, and image formin...
Patent number
8,649,722
Issue date
Feb 11, 2014
Ricoh Company, Ltd.
Taichi Urayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image-bearing member protecting agent, protective layer forming dev...
Patent number
8,452,222
Issue date
May 28, 2013
Ricoh Company, Ltd.
Shinya Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Image-bearing member protecting agent, method of applying an image-...
Patent number
8,437,676
Issue date
May 7, 2013
Ricoh Company, Limited
Shinya Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Protecting agent-supplying device, process cartridge, image forming...
Patent number
8,437,677
Issue date
May 7, 2013
Ricoh Company, Ltd.
Kunio Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image bearing member-protecting agent, protecting agent supplying d...
Patent number
8,351,838
Issue date
Jan 8, 2013
Ricoh Company, Ltd.
Taichi Urayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge
Patent number
8,219,017
Issue date
Jul 10, 2012
Ricoh Company, Limited
Hiroshi Nakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
POWER SUPPLY DEVICE, IMAGE FORMING APPARATUS, AND NON-TRANSITORY RE...
Publication number
20230305450
Publication date
Sep 28, 2023
Keita YOSHIKAWA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM
Publication number
20170153564
Publication date
Jun 1, 2017
Hideaki KANAYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING SYSTEM
Publication number
20170115609
Publication date
Apr 27, 2017
Takeshi KOJIMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING SYSTEM
Publication number
20160131999
Publication date
May 12, 2016
Takeshi KOJIMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20160041509
Publication date
Feb 11, 2016
Sho SEKIGUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPMENT DEVICE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS INCO...
Publication number
20160041494
Publication date
Feb 11, 2016
RICOH COMPANY, LTD.
Tomoko TAKAHASHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND METHOD OF SWITCHING COLLECTED DEVELOPER...
Publication number
20160041504
Publication date
Feb 11, 2016
RICOH COMPANY, LTD.
Tetsuto UEDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD
Publication number
20150331383
Publication date
Nov 19, 2015
RICOH COMPANY, LTD.
Tomoko Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20150139668
Publication date
May 21, 2015
Hiroyuki SUGIYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20150139674
Publication date
May 21, 2015
Hiroyuki SUGIYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
Publication number
20150117884
Publication date
Apr 30, 2015
Hiroyuki SUGIYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE DENSITY CONTROL METHOD EMPLOYED B...
Publication number
20140348521
Publication date
Nov 27, 2014
Ryusuke Mase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20140341597
Publication date
Nov 20, 2014
Taichi URAYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPMENT DEVICE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS INCO...
Publication number
20140301747
Publication date
Oct 9, 2014
RICOH COMPANY, LTD.
Tomoko TAKAHASHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
POWDER REFILLING DEVICE, PROCESS CARTRIDGE AND IMAGE FORMING APPARA...
Publication number
20140027012
Publication date
Jan 30, 2014
RICOH COMPANY, LTD.
Kazuya SAITOH
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROTECTIVE AGENT SUPPLY DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMIN...
Publication number
20120141177
Publication date
Jun 7, 2012
Taichi URAYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image bearing member-protecting agent, protective layer-forming dev...
Publication number
20120060753
Publication date
Mar 15, 2012
RICOH COMPANY, LTD.
Shinya Tanaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Protecting agent supplying member, protective layer forming device,...
Publication number
20120063825
Publication date
Mar 15, 2012
RICOH COMPANY, LTD.
Kunio Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Protecting agent-supplying device, process cartridge, image forming...
Publication number
20120057912
Publication date
Mar 8, 2012
RICOH COMPANY, LTD.
Kunio Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image bearing member-protecting agent, protecting agent supplying d...
Publication number
20110052286
Publication date
Mar 3, 2011
Ricoh Company, Ltd.
Taichi Urayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Protecting agent-supplying device, process cartridge, image forming...
Publication number
20110038656
Publication date
Feb 17, 2011
RICOH COMPANY, LTD.
Kunio Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming method, image forming apparatus, and process cartridge
Publication number
20110008088
Publication date
Jan 13, 2011
Ricoh Company, Limited
Hiroshi Nakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image-bearing member protecting agent, method of applying an image-...
Publication number
20100310291
Publication date
Dec 9, 2010
Ricoh Company, Ltd.
Shinya Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image-bearing member protecting agent, protective layer forming dev...
Publication number
20100239309
Publication date
Sep 23, 2010
Ricoh Company, Ltd.
Shinya Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Image forming apparatus and process cartridge
Publication number
20100209143
Publication date
Aug 19, 2010
Ricoh Company, Ltd.
Hiroshi Nakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY