David Yan

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Film stripping apparatus
- Patent number 9,623,647
- Issue date Apr 18, 2017
- BOE Technology Group Co., Ltd.
- David Yan
- G02 - OPTICS
Information Patent Grant
Backlight inspection equipment
- Patent number 9,523,647
- Issue date Dec 20, 2016
- BOE Technology Group Co., Ltd.
- David Yan
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for detecting defect of backlight module
- Patent number 9,330,451
- Issue date May 3, 2016
- BOE OPTICAL SCIENCE AND TECHNOLOGY CO., LTD.
- David Yan
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
FILM STRIPPING APPARATUS
- Publication number 20160159068
- Publication date Jun 9, 2016
- BOE TECHNOLOGY GROUP CO., LTD.
- David YAN
- B32 - LAYERED PRODUCTS
Information Patent Application
DEDUSTING AND DESTATICIZING DEVICE
- Publication number 20160059276
- Publication date Mar 3, 2016
- BOE TECHNOLOGY GROUP CO., LTD.
- David YAN
- B08 - CLEANING
Information Patent Application
BACKLIGHT INSPECTION EQUIPMENT
- Publication number 20150346111
- Publication date Dec 3, 2015
- BOE OPTICAL SCIENCE AND TECHNOLOGY CO., LTD.
- David YAN
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR DETECTING DEFECT OF BACKLIGHT MODULE
- Publication number 20150063675
- Publication date Mar 5, 2015
- BOE OPTICAL SCIENCE AND TECHNOLOGY CO. LT.D
- David Yan
- G06 - COMPUTING CALCULATING COUNTING