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Shinya KARASAWA
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Kawasaki city, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Process cartridge and image forming apparatus incorporating same
Patent number
11,813,874
Issue date
Nov 14, 2023
Ricoh Company, Ltd.
Tatsuya Kubo
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming apparatus and process cartridge
Patent number
10,281,866
Issue date
May 7, 2019
Ricoh Company, Ltd.
Michiya Okamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant applicator, image forming apparatus, and process cartridge
Patent number
9,632,475
Issue date
Apr 25, 2017
Ricoh Company, Ltd.
Hiroyuki Uenishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Sealing member, toner conveying device, and image forming apparatus
Patent number
9,500,996
Issue date
Nov 22, 2016
Ricoh Company, Limited
Yuta Azeyanagi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning device and image forming apparatus
Patent number
9,429,895
Issue date
Aug 30, 2016
Ricoh Company, Limited
Hajime Teraji
B08 - CLEANING
Information
Patent Grant
Waste toner container and image forming apparatus
Patent number
9,395,678
Issue date
Jul 19, 2016
Ricoh Company, Ltd.
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant applicator, image forming apparatus, and process cartridge
Patent number
9,122,225
Issue date
Sep 1, 2015
Ricoh Company, Ltd.
Hiroyuki Uenishi
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Image carrier surface treatment device, process cartridge, and imag...
Patent number
9,037,038
Issue date
May 19, 2015
Ricoh Company, Ltd.
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge incorporated therein
Patent number
9,031,469
Issue date
May 12, 2015
Ricoh Company, Ltd.
Takuma Iwasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having transfer belt contact and separating...
Patent number
8,989,619
Issue date
Mar 24, 2015
Ricoh Company, Ltd.
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant Supplying Device, Process Cartridge, and Image Forming Ap...
Patent number
8,958,737
Issue date
Feb 17, 2015
Ricoh Company, Limited
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging device, including a cleaning device to clean a charging ro...
Patent number
8,934,808
Issue date
Jan 13, 2015
Ricoh Company, Ltd.
Ken Amemiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus including same
Patent number
8,918,016
Issue date
Dec 23, 2014
Ricoh Company, Ltd.
Michiya Okamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant applying device, process cartridge, and image forming app...
Patent number
8,676,107
Issue date
Mar 18, 2014
Ricoh Company, Limited
Michiya Okamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Waste toner container and image forming apparatus including same
Patent number
8,655,205
Issue date
Feb 18, 2014
Ricoh Company, Ltd.
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Waste toner container and image forming apparatus incorporating same
Patent number
8,620,203
Issue date
Dec 31, 2013
Ricoh Company, Ltd.
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning device, process cartridge, and image forming apparatus
Patent number
8,396,408
Issue date
Mar 12, 2013
Ricoh Company, Ltd.
Ken Amemiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
8,280,293
Issue date
Oct 2, 2012
Ricoh Company, Limited
Takeshi Shintani
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging device capable of efficiently charging image carrier
Patent number
8,204,400
Issue date
Jun 19, 2012
Ricoh Company Limited
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant application apparatus, process cartridge, and image formi...
Patent number
8,103,207
Issue date
Jan 24, 2012
Ricoh Company, Ltd.
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant application device, process cartridge, and image forming...
Patent number
7,583,925
Issue date
Sep 1, 2009
Ricoh Company Limited
Shinya Karasawa
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
POSITIONING MEMBER, HOLDING DEVICE, PROCESS CARTRIDGE, AND IMAGE FO...
Publication number
20230315006
Publication date
Oct 5, 2023
Kazuki YOGOSAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS INCORPORATING SAME
Publication number
20220072862
Publication date
Mar 10, 2022
Tatsuya KUBO
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
Publication number
20180113411
Publication date
Apr 26, 2018
RICOH COMPANY, LTD.
Michiya Okamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LUBRICANT APPLICATOR, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE
Publication number
20150355594
Publication date
Dec 10, 2015
Hiroyuki UENISHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SEALING MEMBER, TONER CONVEYING DEVICE, AND IMAGE FORMING APPARATUS
Publication number
20150331362
Publication date
Nov 19, 2015
RICOH COMPANY, LIMITED
Yuta AZEYANAGI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
WASTE TONER CONTAINER AND IMAGE FORMING APPARATUS
Publication number
20150261172
Publication date
Sep 17, 2015
RICOH COMPANY, LIMITED
Shinya KARASAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CLEANING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20150234341
Publication date
Aug 20, 2015
RICOH COMPANY, LIMITED
Hajime TERAJI
B08 - CLEANING
Information
Patent Application
LUBRICANT APPLICATOR, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE
Publication number
20140037304
Publication date
Feb 6, 2014
Hiroyuki UENISHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE CARRIER SURFACE TREATMENT DEVICE, PROCESS CARTRIDGE, AND IMAG...
Publication number
20140010572
Publication date
Jan 9, 2014
RICOH COMPANY, LTD.
Shinya KARASAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20130243444
Publication date
Sep 19, 2013
Shinya KARASAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20130243478
Publication date
Sep 19, 2013
RICOH COMPANY, LTD.
Michiya OKAMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
WASTE TONER CONTAINER AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20120237230
Publication date
Sep 20, 2012
RICOH COMPANY, LTD.
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Lubricant Supplying Device, Process Cartridge, And Image Forming Ap...
Publication number
20120195661
Publication date
Aug 2, 2012
RICOH COMPANY, LIMITED
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Charging Device, Process Cartridge Incorporating Same, And Image Fo...
Publication number
20120107012
Publication date
May 3, 2012
RICOH COMPANY, LTD.
Ken Amemiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Waste toner container and image forming apparatus incorporating same
Publication number
20120014728
Publication date
Jan 19, 2012
RICOH COMPANY, LTD.
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and process cartridge incorporated therein
Publication number
20110311277
Publication date
Dec 22, 2011
RICOH COMPANY, LTD.
Takuma Iwasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Lubricant applying device, process cartridge, and image forming app...
Publication number
20110217101
Publication date
Sep 8, 2011
RICOH COMPANY, LIMITED
Michiya Okamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20110026992
Publication date
Feb 3, 2011
Ricoh Company, Limited
Takeshi Shintani
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Cleaning device, process cartridge, and image forming apparatus
Publication number
20100316422
Publication date
Dec 16, 2010
Ricoh Company Ltd.
Ken Amemiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHARGING DEVICE CAPABLE OF EFFICIENTLY CHARGING IMAGE CARRIER
Publication number
20090180795
Publication date
Jul 16, 2009
Shinya Karasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LUBRICANT APPLICATION APPARATUS, PROCESS CARTRIDGE, AND IMAGE FORMI...
Publication number
20090120356
Publication date
May 14, 2009
Shinya KARASAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LUBRICANT APPLICATION DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING...
Publication number
20080118285
Publication date
May 22, 2008
Shinya KARASAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY