Greta Chang

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Jhongli City, TW

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Patents Grantslast 30 patents

Information Patent Grant
High-brightness diffusion plate with trapezoid lens
- Patent number 7,503,674
- Issue date Mar 17, 2009
- Entire Technology Co., Ltd.
- Greta Chang
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
High-brightness diffusion plate with trapezoid lens
- Publication number 20070297168
- Publication date Dec 27, 2007
- Greta Chang
- G02 - OPTICS