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Shoji Watanabe
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Sakai-gun, JP
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last 30 patents
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Patent Grant
Toner and method for producing the same
Patent number
7,661,611
Issue date
Feb 16, 2010
Ricoh Company, Ltd.
Kohji Kubota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Milling and classifying apparatus, collision mill, air classifier,...
Patent number
7,438,245
Issue date
Oct 21, 2008
Ricoh Company, Ltd.
Masahiro Kawamoto
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Patents Applications
last 30 patents
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Patent Application
TONER AND METHOD FOR PRODUCING THE SAME
Publication number
20080003518
Publication date
Jan 3, 2008
Kohji Kubota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Milling and classifying apparatus, collision mill, air classifier,...
Publication number
20060032952
Publication date
Feb 16, 2006
Masahiro Kawamoto
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING