Yuanyuan DONG

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Henan, CN

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Patents Applicationslast 30 patents

Information Patent Application
ALUMINUM BONDING WIRE COATED BY PHOTO-CURING POLYMER, PREPARATION M...
- Publication number 20250171924
- Publication date May 29, 2025
- CHINA ACADEMY OF MACHINERY ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGIN...
- Yafang CHENG
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
COPPER-TIN-NICKEL BRAZING MATERIAL PREPARED BY ALLOYS RECYCLED FROM...
- Publication number 20240068069
- Publication date Feb 29, 2024
- ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
- Weimin LONG
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR