Ryuichi Sakaguchi

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Machida-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Scanning image display apparatus
- Patent number 8,134,599
- Issue date Mar 13, 2012
- Canon Kabushiki Kaisha
- Ryuichi Sakaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Displaying optical system and image projection apparatus
- Patent number 7,572,015
- Issue date Aug 11, 2009
- Canon Kabushiki Kaisha
- Shuichi Kobayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Displaying optical system and image projection apparatus
- Patent number 7,484,340
- Issue date Feb 3, 2009
- Canon Kabushiki Kaisha
- Keiichiro Ishihara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Displaying optical system and image projection apparatus
- Patent number 7,370,973
- Issue date May 13, 2008
- Canon Kabushiki Kaisha
- Ryuichi Sakaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SCANNING IMAGE DISPLAY APPARATUS
- Publication number 20080129892
- Publication date Jun 5, 2008
- Canon Kabushiki Kaisha
- Ryuichi Sakaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Displaying optical system and image projection apparatus
- Publication number 20060033009
- Publication date Feb 16, 2006
- Shuichi Kobayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Displaying optical system and image projection apparatus
- Publication number 20060023164
- Publication date Feb 2, 2006
- Ryuichi Sakaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Displaying optical system and image projection apparatus
- Publication number 20060023165
- Publication date Feb 2, 2006
- Keiichiro Ishihara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE