JUNQING WU

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing silver nano-rings
- Patent number 11,511,345
- Issue date Nov 29, 2022
- SHENZHEN HUAKE-TEK CO., LTD.
- Haibo Wang
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING SILVER NANO-RINGS
- Publication number 20210138549
- Publication date May 13, 2021
- HAIBO WANG
- B22 - CASTING POWDER METALLURGY