Jin Chang

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Thin film tunable optical filter
- Patent number 7,821,712
- Issue date Oct 26, 2010
- Accelink Technologies Co., Ltd.
- Wen Liu
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Thin film tunable optical filter
- Publication number 20080043311
- Publication date Feb 21, 2008
- Wen Liu
- G02 - OPTICS