Ryuta Chiba

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Miyagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Toner, developer, and image forming apparatus
- Patent number 9,023,570
- Issue date May 5, 2015
- Ricoh Company, Ltd.
- Masana Shiba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner, method for forming toner, developer, and image forming method
- Patent number 8,703,375
- Issue date Apr 22, 2014
- Ricoh Company, Ltd.
- Naohito Shimota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for producing toner, toner, and image forming method using t...
- Patent number 8,435,716
- Issue date May 7, 2013
- Ricoh Company, Ltd.
- Masaki Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
TONER, DEVELOPER, AND IMAGE FORMING APPARATUS
- Publication number 20130216944
- Publication date Aug 22, 2013
- Masana Shiba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER, METHOD FOR FORMING TONER, DEVELOPER, AND IMAGE FORMING METHOD
- Publication number 20120021347
- Publication date Jan 26, 2012
- Naohito Shimota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER
- Publication number 20110294058
- Publication date Dec 1, 2011
- Masana SHIBA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR PRODUCING TONER, TONER, AND IMAGE FORMING METHOD USING T...
- Publication number 20110200928
- Publication date Aug 18, 2011
- Masaki WATANABE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY