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Keisuke Katoh
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Numazu, JP
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last 30 patents
Information
Patent Grant
Container storage box for deformable container containing fine part...
Patent number
8,033,447
Issue date
Oct 11, 2011
Ricoh Company, Ltd.
Keisuke Katoh
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Toner container, toner supply device and image forming apparatus
Patent number
7,577,379
Issue date
Aug 18, 2009
Ricoh Company, Ltd.
Emi Kita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatuses for image forming capable of effectively conveying deve...
Patent number
7,389,071
Issue date
Jun 17, 2008
Ricoh Company, Ltd.
Goro Katsuyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner container, toner supply device and image forming apparatus
Patent number
7,184,691
Issue date
Feb 27, 2007
Ricoh Company, Ltd.
Emi Kita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
TONER CONTAINER, TONER SUPPLY DEVICE AND IMAGE FORMING APPARATUS
Publication number
20070140747
Publication date
Jun 21, 2007
Emi Kita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Toner container, toner supply device and image forming apparatus
Publication number
20060099012
Publication date
May 11, 2006
Emi Kita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Apparatuses for image forming capable of effectively conveying deve...
Publication number
20060002743
Publication date
Jan 5, 2006
Goro Katsuyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY