Yoshihiro Sugiyama

Person

Shizuoka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Information display medium, information managing apparatus, informa...
- Patent number 7,621,448
- Issue date Nov 24, 2009
- Ricoh Company, Ltd.
- Hideo Sakurai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Transportation management system, transportation management method,...
- Patent number 7,593,737
- Issue date Sep 22, 2009
- Ricoh Company, Ltd.
- Tetsuo Noji
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Two-component developer, two-component developer holding container,...
- Patent number 6,258,502
- Issue date Jul 10, 2001
- Ricoh Company, Ltd.
- Yasushi Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner and two-component developer for electrophotographic process a...
- Patent number 6,183,926
- Issue date Feb 6, 2001
- Ricoh Company, Ltd.
- Noboru Kuroda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid developer for electrostatic latent images using flushed pigm...
- Patent number 4,957,842
- Issue date Sep 18, 1990
- Ricoh Co., Ltd.
- Toshiyuki Fukase
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing replenisher material for use in image forming device
- Patent number 4,860,050
- Issue date Aug 22, 1989
- Ricoh Company, Ltd.
- Tsuneo Kurotori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Information display medium, information managing apparatus, informa...
- Publication number 20060081696
- Publication date Apr 20, 2006
- Hideo Sakurai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Transportation management system, transportation management method,...
- Publication number 20060059193
- Publication date Mar 16, 2006
- Tetsuo Noji
- G05 - CONTROLLING REGULATING
Information Patent Application
Product information contrast system
- Publication number 20040216040
- Publication date Oct 28, 2004
- RICOH COMPANY, LTD.
- Mariko Aduma
- G06 - COMPUTING CALCULATING COUNTING

Yoshihiro Sugiyama

Person

Patents Grantslast 30 patents

Information display medium, information managing apparatus, informa...

Transportation management system, transportation management method,...

Two-component developer, two-component developer holding container,...

Toner and two-component developer for electrophotographic process a...

Liquid developer for electrostatic latent images using flushed pigm...

Developing replenisher material for use in image forming device

Patents Applicationslast 30 patents

Information display medium, information managing apparatus, informa...

Transportation management system, transportation management method,...

Product information contrast system