Guang-Yu Yu

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Taipei County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Projection system and light tunnel thereof
- Patent number 7,386,215
- Issue date Jun 10, 2008
- Prodisc Technology Inc.
- Kuang-Hua Chang
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PROJECTION SYSTEM AND PLASTIC COLOR WHEEL ASSEMBLY THEREOF
- Publication number 20080225240
- Publication date Sep 18, 2008
- Kuang-Hua CHANG
- G02 - OPTICS
Information Patent Application
PROJECTION SYSTEM AND LIGHT TUNNEL THEREOF
- Publication number 20080157004
- Publication date Jul 3, 2008
- PRODISC TECHNOLOGY INC.
- Kuang-Hua Chang
- G02 - OPTICS