Kejian Cui

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Shenzhen, Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing projection screen and projection screen
- Patent number 11,921,412
- Issue date Mar 5, 2024
- Appotronics Corporation Limited
- Hongxiu Zhang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Optical coating for projection screen
- Patent number 11,921,415
- Issue date Mar 5, 2024
- Appotronics Corporation Limited
- Kejian Cui
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING PROJECTION SCREEN AND PROJECTION SCREEN
- Publication number 20230161239
- Publication date May 25, 2023
- Appotronics Corporation Limited
- Hongxiu ZHANG
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
OPTICAL COATING FOR PROJECTION SCREEN
- Publication number 20220100073
- Publication date Mar 31, 2022
- Kejian CUI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOSITE PAINT OF PROJECTION SCREEN AND PREPARATION METHOD FOR PRO...
- Publication number 20220017756
- Publication date Jan 20, 2022
- Appotronics Corporation Limited
- Kejian Cui
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...