Wataru Ohtani

Follow

Person

Sagamihara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical device substrate film-formation apparatus, optical disk sub...
- Patent number 7,273,534
- Issue date Sep 25, 2007
- Ricoh Company, Ltd.
- Kazunori Ito
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
OPTICAL DEVICE SUBSTRATE FILM-FORMATION APPARATUS, OPTICAL DISK SUB...
- Patent number 6,841,049
- Issue date Jan 11, 2005
- Ricoh Company, Ltd.
- Kazunori Ito
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Image bearing member and method of manufacturing the member and ima...
- Patent number 6,097,914
- Issue date Aug 1, 2000
- Ricoh Company, Ltd.
- Masaru Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of and device using adhesively connected parts for preventin...
- Patent number 5,739,602
- Issue date Apr 14, 1998
- Ricoh Company, Ltd.
- Mitsuo Suzuki
- G02 - OPTICS
Information Patent Grant
Method for manufacturing molded resin product and plastic mirror
- Patent number 5,603,871
- Issue date Feb 18, 1997
- Ricoh Company, Ltd.
- Hisaaki Koseko
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Optical device substrate film-formation apparatus, optical disk sub...
- Publication number 20040262149
- Publication date Dec 30, 2004
- Kazunori Ito
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Optical device substrate film-formation apparatus, optical disk sub...
- Publication number 20030180495
- Publication date Sep 25, 2003
- Kazunori Ito
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...