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Ryouhei Ohi
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Kyoto, JP
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last 30 patents
Information
Patent Grant
Discharging method for latent image bearer and image forming apparatus
Patent number
9,971,269
Issue date
May 15, 2018
Ricoh Company, Ltd.
Ryouhei Ohi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner container, process cartridge, and image forming apparatus
Patent number
9,201,393
Issue date
Dec 1, 2015
Ricoh Company, Ltd.
Yuusuke Furuichi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Seal and image forming device including a seal
Patent number
8,953,975
Issue date
Feb 10, 2015
Ricoh Company, Ltd.
Yasuhide Ohkubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge and electrophotographic apparatus having electric...
Patent number
8,582,999
Issue date
Nov 12, 2013
Ricoh Company, Limited
Kaoru Tada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
DISCHARGING METHOD FOR LATENT IMAGE BEARER AND IMAGE FORMING APPARATUS
Publication number
20170336729
Publication date
Nov 23, 2017
RICOH COMPANY, LTD.
Ryouhei Ohi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER CONTAINER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
Publication number
20150063865
Publication date
Mar 5, 2015
Yuusuke FURUICHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SEAL AND IMAGE FORMING DEVICE INCLUDING A SEAL
Publication number
20140140722
Publication date
May 22, 2014
Yasuhide OHKUBO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Process cartridge and electrophotographic apparatus
Publication number
20110229197
Publication date
Sep 22, 2011
RICOH COMPANY, LIMITED
Kaoru Tada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY