Hideki Katsuragawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical apparatus and projection display system
- Patent number 8,025,409
- Issue date Sep 27, 2011
- Sony Corporation
- Nao Kawamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical block and display unit
- Patent number 6,144,492
- Issue date Nov 7, 2000
- Sony Corporation
- Atsushi Iwamura
- G02 - OPTICS
Information Patent Grant
Projection type display apparatus
- Patent number 6,095,654
- Issue date Aug 1, 2000
- Sony Corporation
- Masato Hatanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Optical apparatus and projection display system
- Publication number 20090027623
- Publication date Jan 29, 2009
- SONY CORPORATION
- Nao Kawamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Projection Type Display Unit
- Publication number 20070263179
- Publication date Nov 15, 2007
- SONY CORPORATION
- Hideki Katsuragawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROJECTION DISPLAY
- Publication number 20020001131
- Publication date Jan 3, 2002
- MASATO HATANAKA
- G02 - OPTICS