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lbaraki, JP
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Patents Grants
last 30 patents
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Patent Grant
Image forming apparatus
Patent number
8,965,257
Issue date
Feb 24, 2015
Ricoh Company, Ltd.
Makoto Nakura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Corona wire cartridge, corona discharger, and image forming apparat...
Patent number
8,095,037
Issue date
Jan 10, 2012
Ricoh Company, Ltd.
Yoshinari Onuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Corona wire cartridge
Patent number
D590439
Issue date
Apr 14, 2009
Ricoh Company, Ltd.
Hiroshi Kikuchi
D18 - Printing and office machinery
Patents Applications
last 30 patents
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Patent Application
IMAGE FORMING APPARATUS
Publication number
20140140741
Publication date
May 22, 2014
Makoto NAKURA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Corona wire cartridge, corona discharger, and image forming apparat...
Publication number
20070248379
Publication date
Oct 25, 2007
Ricoh Printing Systems, Ltd.
Yoshinari Onuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY