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Takuya SEKINE
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Memory system and method
Patent number
11,782,613
Issue date
Oct 10, 2023
Kioxia Corporation
Takuya Sekine
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Powder conveying device, process cartridge, and image forming appar...
Patent number
9,405,227
Issue date
Aug 2, 2016
Ricoh Company, Ltd.
Hiroshi Mizusawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Transfer unit and image forming apparatus employing the transfer unit
Patent number
9,395,656
Issue date
Jul 19, 2016
Ricoh Company, Ltd.
Masaharu Furuya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image bearing member protecting agent, protective layer forming dev...
Patent number
9,217,985
Issue date
Dec 22, 2015
Ricoh Company, Ltd.
Kenji Komito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
8,989,645
Issue date
Mar 24, 2015
Ricoh Company, Ltd.
Kunio Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus, protective agent supplying member and prot...
Patent number
8,892,021
Issue date
Nov 18, 2014
Ricoh Company, Ltd.
Kunio Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a transfer member mount accommodatin...
Patent number
8,843,009
Issue date
Sep 23, 2014
Ricoh Company, Ltd.
Kazuki Yogosawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Transfer unit and image forming apparatus employing the transfer unit
Patent number
8,768,200
Issue date
Jul 1, 2014
Ricoh Company, Limited
Masaharu Furuya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including transfer roller mechanism
Patent number
8,571,431
Issue date
Oct 29, 2013
Ricoh Company, Ltd.
Takuya Sekine
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
8,270,875
Issue date
Sep 18, 2012
Ricoh Company, Ltd.
Junpei Fujita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with improved housing panel structural stre...
Patent number
8,238,790
Issue date
Aug 7, 2012
Ricoh Company, Limited
Masaharu Furuya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Transfer device and image forming apparatus having first and second...
Patent number
8,175,479
Issue date
May 8, 2012
Ricoh Company, Ltd.
Kazuchika Saeki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Transfer device and image forming apparatus including same
Patent number
8,086,155
Issue date
Dec 27, 2011
Ricoh Company, Limited
Toshitaka Yamaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Powder container, cleaning device, and image forming apparatus
Patent number
8,041,282
Issue date
Oct 18, 2011
Ricoh Company, Limited
Katsuhito Haruno
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Transfer device and image forming apparatus having at least two con...
Patent number
7,929,877
Issue date
Apr 19, 2011
Ricoh Company, Ltd.
Kazuchika Saeki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Belt driving device and image forming apparatus
Patent number
7,881,636
Issue date
Feb 1, 2011
Ricoh Company, Limited
Masaharu Furuya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Belt detaching device and image forming apparatus including belt de...
Patent number
7,813,683
Issue date
Oct 12, 2010
Ricoh Company, Ltd.
Masaharu Furuya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
MEMORY SYSTEM AND METHOD
Publication number
20230297252
Publication date
Sep 21, 2023
KIOXIA Corporation
Takuya SEKINE
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IM...
Publication number
20220395771
Publication date
Dec 15, 2022
Shohtaroh HOSHI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FILTER, FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE...
Publication number
20220121138
Publication date
Apr 21, 2022
Ricoh Company, Ltd.
Tatsumi YAMADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PHOTOCONDUCTOR CLEANING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMIN...
Publication number
20160320738
Publication date
Nov 3, 2016
RICOH COMPANY, LTD.
Takaaki TAWADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
POWDER CONVEYING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPAR...
Publication number
20150346638
Publication date
Dec 3, 2015
Hiroshi MIZUSAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TRANSFER UNIT AND IMAGE FORMING APPARATUS EMPLOYING THE TRANSFER UNIT
Publication number
20140270863
Publication date
Sep 18, 2014
Masaharu Furuya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE BEARING MEMBER PROTECTING AGENT, PROTECTIVE LAYER FORMING DEV...
Publication number
20140093294
Publication date
Apr 3, 2014
RICOH COMPANY, LTD.
Kenji KOMITO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE BEARING MEMBER AND IMAGE FORMING APPARATUS
Publication number
20140030644
Publication date
Jan 30, 2014
RICOH COMPANY, LTD.
Kunio HASEGAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE
Publication number
20130315642
Publication date
Nov 28, 2013
RICOH COMPANY, LTD.
Hiroshi NAKAI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20130259552
Publication date
Oct 3, 2013
RICOH COMPANY, LTD.
Kunio HASEGAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, PROTECTIVE AGENT SUPPLYING MEMBER AND PROT...
Publication number
20130216286
Publication date
Aug 22, 2013
Kunio HASEGAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20130051828
Publication date
Feb 28, 2013
Kazuki YOGOSAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20110255910
Publication date
Oct 20, 2011
Takuya Sekine
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TRANSFER DEVICE AND IMAGE FORMING APPARATUS
Publication number
20110150540
Publication date
Jun 23, 2011
Kazuchika SAEKI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGE FORMING APPARATUS WITH IMPROVED HOUSING PANEL STRUCTURAL STRE...
Publication number
20100080625
Publication date
Apr 1, 2010
Masaharu FURUYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20100067952
Publication date
Mar 18, 2010
Junpei FUJITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TRANSFER UNIT AND IMAGE FORMING APPARATUS EMPLOYING THE TRANSFER UNIT
Publication number
20100008696
Publication date
Jan 14, 2010
Masaharu Furuya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
POWDER CONTAINER, CLEANING DEVICE, AND IMAGE FORMING APPARATUS
Publication number
20090257799
Publication date
Oct 15, 2009
Katsuhito HARUNO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TRANSFER DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
Publication number
20090003864
Publication date
Jan 1, 2009
Toshitaka YAMAGUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Belt driving device and image forming apparatus
Publication number
20080175621
Publication date
Jul 24, 2008
Ricoh Company, Limited
Masaharu Furuya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TRANSFER DEVICE AND IMAGE FORMING APPARATUS
Publication number
20080118281
Publication date
May 22, 2008
Kazuchika SAEKI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
BELT DEVICE AND IMAGE FORMING APPARATUS
Publication number
20080112734
Publication date
May 15, 2008
Masaharu FURUYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY