Yuta Kawashima

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electric charging-diselectrifying device, process cartridge with el...
- Patent number 9,366,985
- Issue date Jun 14, 2016
- Ricoh Company, Ltd.
- Hideyasu Seki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner conveyance device and image forming apparatus incorporating same
- Patent number 9,367,022
- Issue date Jun 14, 2016
- Ricoh Company, Ltd.
- Yuta Kawashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device and image forming apparatus incorporating same
- Patent number 9,354,538
- Issue date May 31, 2016
- Ricoh Company, Ltd.
- Hideyasu Seki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge capable of suppressing filming and image forming...
- Patent number 9,310,707
- Issue date Apr 12, 2016
- Ricoh Company, Ltd.
- Hideyasu Seki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS CARTRIDGE, IMAGE FORMING APPARATUS WITH PROCESS CARTRIDGE,...
- Publication number 20160195830
- Publication date Jul 7, 2016
- RICOH COMPANY, LTD.
- Hideyasu Seki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTRIC CHARGING-DISELECTRIFYING DEVICE, PROCESS CARTRIDGE WITH EL...
- Publication number 20160179027
- Publication date Jun 23, 2016
- RICOH COMPANY, LTD.
- Hideyasu Seki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONVEYANCE DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20150301496
- Publication date Oct 22, 2015
- RICOH COMPANY, LTD.
- Yuta Kawashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20150248075
- Publication date Sep 3, 2015
- RICOH COMPANY, LTD.
- Hideyasu Seki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE CAPABLE OF SUPPRESSING FILMING AND IMAGE FORMING...
- Publication number 20150160587
- Publication date Jun 11, 2015
- RICOH COMPANY, LTD.
- Hideyasu Seki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY