Bai-Chen Chang

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Miaoli County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Light guide plate and manufacturing method thereof
- Patent number 9,132,684
- Issue date Sep 15, 2015
- DARWIN PRECISIONS CORPORATION
- Jen-Shun Lin
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Light guide plate with light entrance structure and manufacture met...
- Patent number 8,840,296
- Issue date Sep 23, 2014
- Briview Corporation
- Kun-Chih Pan
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT GUIDE PLATE AND MANUFACTURING METHOD THEREOF
- Publication number 20150260904
- Publication date Sep 17, 2015
- Darwin Precisions Corporation
- Jen- Shun LIN
- G02 - OPTICS
Information Patent Application
LIGHT GUIDE PLATE AND MANUFACTURING METHOD THEREOF
- Publication number 20120037016
- Publication date Feb 16, 2012
- Jen-Shun LIN
- G02 - OPTICS
Information Patent Application
LIGHT GUIDE PLATE WITH LIGHT ENTRANCE STRUCTURE AND MANUFACTURE MET...
- Publication number 20120039079
- Publication date Feb 16, 2012
- Kun-Chih Pan
- G02 - OPTICS