Takumi Terasaka

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Patents Grantslast 30 patents

Information Patent Grant
Development device, and process cartridge and image forming apparat...
- Patent number 8,824,932
- Issue date Sep 2, 2014
- Ricoh Company, Ltd.
- Katsumi Masuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Develop roller, develop unit, process cartridge, and image forming...
- Patent number 8,731,444
- Issue date May 20, 2014
- Ricoh Company, Ltd.
- Masayuki Ohsawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development device, process cartridge, and image forming apparatus...
- Patent number 8,682,230
- Issue date Mar 25, 2014
- Ricoh Company, Ltd.
- Nobuyuki Taguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnet roller, developer holder element, develop unit, process cart...
- Patent number 8,600,271
- Issue date Dec 3, 2013
- Ricoh Company, Ltd.
- Takashi Innami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development roller, development device, process cartridge and image...
- Patent number 8,565,652
- Issue date Oct 22, 2013
- Ricoh Company, Ltd.
- Takumi Terasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
DEVELOPMENT ROLLER, DEVELOPMENT DEVICE, PROCESS CARTRIDGE AND IMAGE...
- Publication number 20120294655
- Publication date Nov 22, 2012
- RICOH COMPANY, LTD.
- Takumi TERASAKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS...
- Publication number 20120057907
- Publication date Mar 8, 2012
- Nobuyuki Taguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOP ROLLER, DEVELOP UNIT, PROCESS CARTRIDGE, AND IMAGE FORMING...
- Publication number 20110274471
- Publication date Nov 10, 2011
- RICOH COMPANY, LTD.
- Masayuki OHSAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
MAGNET ROLLER, DEVELOPER HOLDER ELEMENT, DEVELOP UNIT, PROCESS CART...
- Publication number 20110262190
- Publication date Oct 27, 2011
- RICOH COMPANY, LTD.
- Takashi INNAMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT DEVICE, AND PROCESS CARTRIDGE AND IMAGE FORMING APPARAT...
- Publication number 20110194874
- Publication date Aug 11, 2011
- Katsumi Masuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY