Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11534873 | Self-shielded flux-cored welding wire with special protective slag coating formed in situ and manufacture method thereof | Dashuang Liu, Weimin Long, Yucheng Wu, Huawei Sun, Yafang Cheng | 2022-12-27 |
| 10610978 | High-efficient energy-saving and surfacing layer well-forming self-shielded flux-covered welding wire and manufacture method | Dashuang Liu, Weimin Long, Mingfang WU, Lei Zhang | 2020-04-07 |
| 9562242 | Method for reusing water in fermented butanedioic acid separation process | Min Jiang, Min Zhang, Jiangfeng Ma, Hao Wu, Liya LIANG +2 more | 2017-02-07 |
| 6569784 | Material of photoresist protect oxide | Ling-Sung Wang, Chih-Jen Wu, Yu-Ping Chang, Su Yuan, Jyh-Terng Shih | 2003-05-27 |