Pengcheng BIAN

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Chemical mechanical polishing solution
- Patent number 11,746,257
- Issue date Sep 5, 2023
- Anji Microelectronics (Shanghai) Co., Ltd.
- Jian Ma
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
CHEMICAL MECHANICAL POLISHING SOLUTION
- Publication number 20210139740
- Publication date May 13, 2021
- Jian MA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...