Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10406637 | Welding wire, usage of welding wire and method of manufacturing power tower | Jie Yan, Xiangui Cao, Mingqian YANG | 2019-09-10 |
| 9764429 | Flux-cored welding wire, the method for manufacturing the same and using of the same | Jie Yan | 2017-09-19 |
| 8664569 | Low carbon, high speed metal core wire | Sundaram Nagarajan | 2014-03-04 |
| 8604390 | Weld wire electrode for gas metal arc welding | Sundaram Nagarajan | 2013-12-10 |
| 6787736 | Low carbon high speed metal core wire | Sundaram Nagarajan | 2004-09-07 |