Mei Wang

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Star-block interpolymers and preparation of the same
- Patent number 6,462,137
- Issue date Oct 8, 2002
- China Petroleum and Chemical Corporation
- Yang Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR POSITIONING TEA-BUD PICKING POINTS BASED ON FUSED THERMA...
- Publication number 20230289945
- Publication date Sep 14, 2023
- Tea Research Institute, Chinese Academy of Agricultural Sciences
- Chunwang DONG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Star-block interpolymers and preparation of the same
- Publication number 20020120069
- Publication date Aug 29, 2002
- Yang Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...