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Numazu, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for manufacturing toner, toner and image forming method
Patent number
9,176,402
Issue date
Nov 3, 2015
Ricoh Company, Ltd.
Keisuke Tada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reactor, toner production method, and toner
Patent number
8,728,700
Issue date
May 20, 2014
Ricoh Company, Ltd.
Junichi Watanabe
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of manufacturing toner and toner
Patent number
8,557,497
Issue date
Oct 15, 2013
Ricoh Company, Limited
Junichi Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cyclone classifier, flash drying system using the cyclone classifie...
Patent number
8,403,149
Issue date
Mar 26, 2013
Ricoh Company, Ltd.
Takahiro Kadota
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Method and apparatus for producing toner for electrophotography
Patent number
7,011,921
Issue date
Mar 14, 2006
Ricoh Company, Ltd.
Junya Koeda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Two-component developer, two-component developer holding container,...
Patent number
6,258,502
Issue date
Jul 10, 2001
Ricoh Company, Ltd.
Yasushi Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner and two-component developer for electrophotographic process a...
Patent number
6,183,926
Issue date
Feb 6, 2001
Ricoh Company, Ltd.
Noboru Kuroda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Classifying device
Patent number
5,938,045
Issue date
Aug 17, 1999
Ricoh Company, Ltd.
Nobuyasu Makino
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR MANUFACTURING TONER, TONER AND IMAGE FORMING METHOD
Publication number
20140342282
Publication date
Nov 20, 2014
Keisuke Tada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
REACTOR, TONER PRODUCTION METHOD, AND TONER
Publication number
20130059249
Publication date
Mar 7, 2013
Junichi WATANABE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF MANUFACTURING TONER AND TONER
Publication number
20110136052
Publication date
Jun 9, 2011
Junichi WATANABE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CYCLONE CLASSIFIER, FLASH DRYING SYSTEM USING THE CYCLONE CLASSIFIE...
Publication number
20070114159
Publication date
May 24, 2007
Takahiro Kadota
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Application
Method and apparatus for producing toner for electrophotography
Publication number
20060039234
Publication date
Feb 23, 2006
Junya Koeda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method and apparatus for producing toner for electrophotography
Publication number
20040097623
Publication date
May 20, 2004
Junya Koeda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL