Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10821547 | Automatic step steel plate cutting and welding device, and method thereof | Zhiling Wei, Jun Ning, Wuhuai Wang, Haijun Xue | 2020-11-03 |
| 10236098 | Fireproof cable with ceramified silicone rubber insulating sheath and stainless steel interlocked armor | Weigang Li | 2019-03-19 |