Kayoko Ikegami

Follow

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical sensor and image forming apparatus that processes specular...
- Patent number 7,655,936
- Issue date Feb 2, 2010
- Ricoh Company, Ltd.
- Noboru Sawayama
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for image forming capable of controlling image...
- Patent number 7,228,081
- Issue date Jun 5, 2007
- Ricoh Co., Ltd.
- Shin Hasegawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 6,798,996
- Issue date Sep 28, 2004
- Ricoh Company, Ltd.
- Masaichi Sawada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL SENSOR AND IMAGE FORMING APPARATUS
- Publication number 20080170220
- Publication date Jul 17, 2008
- Noboru Sawayama
- G01 - MEASURING TESTING
Information Patent Application
Method and apparatus for image forming capable of controlling image...
- Publication number 20050207766
- Publication date Sep 22, 2005
- RICOH COMPANY, LIMITED
- Shin Hasegawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Optical sensor and image forming apparatus
- Publication number 20040251435
- Publication date Dec 16, 2004
- Noboru Sawayama
- G01 - MEASURING TESTING
Information Patent Application
Image forming apparatus
- Publication number 20030180057
- Publication date Sep 25, 2003
- Masaichi Sawada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE