Membership
Tour
Register
Log in
Yasuhito Kuboshima
Follow
Person
Hachioji, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Cleaning device, process cartridge incorporating the cleaning devic...
Patent number
10,042,314
Issue date
Aug 7, 2018
Ricoh Company, Ltd.
Daisuke Tomita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning device, and image forming apparatus and process unit incor...
Patent number
10,018,941
Issue date
Jul 10, 2018
Ricoh Company, Ltd.
Daisuke Tomita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner conveyance device and image forming apparatus
Patent number
9,983,512
Issue date
May 29, 2018
Ricoh Company, Ltd.
Yusuke Ishizuka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Device including roller, and image forming apparatus and process ca...
Patent number
9,958,823
Issue date
May 1, 2018
Ricoh Company, Ltd.
Daisuke Tomita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus which controls the rotation speed of a lubr...
Patent number
9,798,288
Issue date
Oct 24, 2017
Ricoh Company, Ltd.
Yasuhiro Maehata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
9,696,648
Issue date
Jul 4, 2017
Ricoh Company, Ltd.
Yasuhiro Maehata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and image forming apparatus
Patent number
9,395,686
Issue date
Jul 19, 2016
Ricoh Company, Ltd.
Takeshi Shintani
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant supplying device, process cartridge and image forming app...
Patent number
9,383,715
Issue date
Jul 5, 2016
Ricoh Company, Ltd.
Kenji Honjoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
9,367,021
Issue date
Jun 14, 2016
Ricoh Company, Ltd.
Yusuke Ishizuka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant supplying device, image forming apparatus, and process ca...
Patent number
9,256,190
Issue date
Feb 9, 2016
Ricoh Company, Limited
Satoshi Hatori
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Lubricant supply device, process unit, image forming apparatus, and...
Patent number
9,207,625
Issue date
Dec 8, 2015
Ricoh Company, Ltd.
Ryohta Gotoh
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Waste-toner conveyance device and image forming apparatus
Patent number
9,158,267
Issue date
Oct 13, 2015
Ricoh Company, Ltd.
Nobuo Kuwabara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Detachable unit and image forming apparatus incorporating same
Patent number
9,104,171
Issue date
Aug 11, 2015
Ricoh Company, Ltd.
Yuta Azeyanagi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant supplying device, image forming apparatus, and process ca...
Patent number
9,068,693
Issue date
Jun 30, 2015
Ricoh Company, Limited
Satoshi Hatori
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Image carrier, process cartridge, and image forming apparatus
Patent number
9,008,546
Issue date
Apr 14, 2015
Ricoh Company, Ltd.
Nobuyuki Taguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant supplying device, and image forming apparatus
Patent number
8,855,507
Issue date
Oct 7, 2014
Ricoh Company, Limited
Hideyasu Seki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image bearing member and image forming method, image forming appara...
Patent number
8,652,717
Issue date
Feb 18, 2014
Ricoh Company, Ltd.
Keisuke Shimoyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, and image forming apparatus and...
Patent number
8,535,863
Issue date
Sep 17, 2013
Ricoh Company, Ltd.
Tomoharu Asano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
CLEANING DEVICE, PROCESS CARTRIDGE INCORPORATING THE CLEANING DEVIC...
Publication number
20180046128
Publication date
Feb 15, 2018
RICOH COMPANY, LTD.
Daisuke TOMITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CLEANING DEVICE, AND IMAGE FORMING APPARATUS AND PROCESS UNIT INCOR...
Publication number
20170269511
Publication date
Sep 21, 2017
Daisuke TOMITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER CONVEYANCE DEVICE AND IMAGE FORMING APPARATUS
Publication number
20170261887
Publication date
Sep 14, 2017
RICOH COMPANY, LTD.
Yusuke ISHIZUKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVICE INCLUDING ROLLER, AND IMAGE FORMING APPARATUS AND PROCESS CA...
Publication number
20170102663
Publication date
Apr 13, 2017
Daisuke TOMITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20160334757
Publication date
Nov 17, 2016
Yasuhiro MAEHATA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20160209771
Publication date
Jul 21, 2016
RICOH COMPANY, LTD.
Yasuhiro Maehata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LUBRICANT SUPPLYING DEVICE, PROCESS CARTRIDGE AND IMAGE FORMING APP...
Publication number
20160139555
Publication date
May 19, 2016
Kenji Honjoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20160011562
Publication date
Jan 14, 2016
RICOH COMPANY, LTD.
Takeshi SHINTANI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LUBRICANT SUPPLYING DEVICE, IMAGE FORMING APPARATUS, AND PROCESS CA...
Publication number
20150268619
Publication date
Sep 24, 2015
Satoshi HATORI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20150227107
Publication date
Aug 13, 2015
RICOH COMPANY, LTD.
Yusuke ISHIZUKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
WASTE-TONER CONVEYANCE DEVICE AND IMAGE FORMING APPARATUS
Publication number
20150078795
Publication date
Mar 19, 2015
RICOH COMPANY, LTD.
Nobuo KUWABARA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LUBRICANT SUPPLY DEVICE, PROCESS UNIT, IMAGE FORMING APPARATUS, AND...
Publication number
20140270881
Publication date
Sep 18, 2014
RICOH COMPANY, LTD.
Ryohta GOTOH
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
DETACHABLE UNIT AND IMAGE FORMING APPARATUS INCORPORATING SAME
Publication number
20140199091
Publication date
Jul 17, 2014
Yuta AZEYANAGI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE CARRIER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
Publication number
20140147170
Publication date
May 29, 2014
RICOH COMPANY, LTD.
Nobuyuki TAGUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LUBRICANT SUPPLYING DEVICE, AND IMAGE FORMING APPARATUS
Publication number
20130251381
Publication date
Sep 26, 2013
Hideyasu Seki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LUBRICANT SUPPLYING DEVICE, IMAGE FORMING APPARATUS, AND PROCESS CA...
Publication number
20130243449
Publication date
Sep 19, 2013
Satoshi Hatori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE BEARING MEMBER AND IMAGE FORMING METHOD, IMAGE FORMING APPARA...
Publication number
20120163860
Publication date
Jun 28, 2012
RICOH COMPANY, LTD.
Keisuke Shimoyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, AND IMAGE FORMING APPARATUS AND...
Publication number
20120052424
Publication date
Mar 1, 2012
RICOH COMPANY, LTD.
Tomoharu ASANO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20120027463
Publication date
Feb 2, 2012
RICOH COMPANY, LTD.
Yasuhito KUBOSHIMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY