Takashi Watanabe

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Saitama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Feed screw device
- Patent number 6,773,117
- Issue date Aug 10, 2004
- Fuji Photo Optical Co., Ltd.
- Takashi Watanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection type image display apparatus
- Patent number 6,648,476
- Issue date Nov 18, 2003
- Fuji Photo Optical Co., Ltd.
- Takashi Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Illumination optical system and projection type display apparatus u...
- Patent number 6,559,901
- Issue date May 6, 2003
- Fuji Photo Optical Co., Ltd.
- Chikara Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Liquid-crystal projector having a mirror with a specific tilt adjus...
- Patent number 6,097,449
- Issue date Aug 1, 2000
- Fuji Photo Optical Co., Ltd.
- Chikara Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SLIDING MEMBER STRUCTURE AND MANUFACTURING METHOD OF THE SAME
- Publication number 20100302658
- Publication date Dec 2, 2010
- Takashi WATANABE
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Projection type image display apparatus
- Publication number 20030063264
- Publication date Apr 3, 2003
- Fuji Photo Optical Co., Ltd.
- Takashi Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Feed screw device
- Publication number 20020093629
- Publication date Jul 18, 2002
- Fuji Photo Optical Co., Ltd.
- Takashi Watanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Illumination optical system and projection type display apparatus u...
- Publication number 20010015775
- Publication date Aug 23, 2001
- Chikara Yamamoto
- G02 - OPTICS