Akihiko Tosaka

Follow

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for forming image
- Patent number 9,471,021
- Issue date Oct 18, 2016
- Ricoh Company, Ltd.
- Akihiko Tosaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,116,487
- Issue date Aug 25, 2015
- Ricoh Company, Ltd.
- Akihiko Tosaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drive unit, and image forming apparatus and process cartridge incor...
- Patent number 8,903,278
- Issue date Dec 2, 2014
- Ricoh Company, Ltd.
- Hiroaki Murakami
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR FORMING IMAGE
- Publication number 20150362881
- Publication date Dec 17, 2015
- Akihiko TOSAKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20150147099
- Publication date May 28, 2015
- Akihiko TOSAKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVE UNIT, AND IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE INCOR...
- Publication number 20130118303
- Publication date May 16, 2013
- Hiroaki Murakami
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC