Jui-Hsiang Chang

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Hualien City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Rear projection screen, optical component thereof, and method for m...
- Patent number 6,862,139
- Issue date Mar 1, 2005
- Prodisc Technology Inc.
- Jen-Huai Chang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Rear projection screen, optical component thereof, and method for m...
- Publication number 20040120038
- Publication date Jun 24, 2004
- Jen-Huai Chang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY