Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193735 | Quick detaching mechanism for handle light | Qiang Ma | 2021-12-07 |
| 11105494 | Locking device for a tactical light for Key-mod and M-lok rails | Qiang Ma | 2021-08-31 |
| D923879 | Welders' mask | Zhaolin Yang, Jianrong Zhou, Rongjiang Wang | 2021-06-29 |