Weichong Du

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Zhongshan City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Type of fine metal mask (FFM) used in OLED production and the metho...
- Patent number 9,188,856
- Issue date Nov 17, 2015
- Zhongshan Aiscent Technologies Co., Ltd.
- Weichong Du
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR DOUBLE-SIDED DIGITAL LITHOGRAPHY OR EXPOSURE
- Publication number 20220163894
- Publication date May 26, 2022
- Zhongshan Aiscent Technologies Co, Ltd.
- Wenhui Mei
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TYPE OF FINE METAL MASK (FFM) USED IN OLED PRODUCTION AND THE METHO...
- Publication number 20150059643
- Publication date Mar 5, 2015
- Weichong Du
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...