Quan Cheng

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method of splicing polarized films
- Patent number 8,894,797
- Issue date Nov 25, 2014
- Shenzhen China Star Optoelectronics Technology Co., Ltd.
- Chengming He
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
FILM COATING DEVICE AND FILM COATING METHOD USING SAME
- Publication number 20160256892
- Publication date Sep 8, 2016
- Shenzhen China Star Optoelectronics Technology Co., Ltd.
- Quan CHENG
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
Repairing Method for Dark Spots on Copper Interconnect COA LCD Pane...
- Publication number 20160178939
- Publication date Jun 23, 2016
- Shenzhen China Star Optoelectronics Technology Co. Ltd.
- Quan CHENG
- G02 - OPTICS
Information Patent Application
METHOD OF SPLICING POLARIZED FILMS
- Publication number 20130312902
- Publication date Nov 28, 2013
- Shenzhen China Star Optoelectronics Technology Co. Ltd.
- Chengming He
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL