Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11658498 | Chargeable gunsight bracket and gunsight having the same | Hui-Ting Yang, Dayun Lin, Xiping Yu | 2023-05-23 |
| 9217621 | Turning holder | Panfeng Li, Dayun Lin | 2015-12-22 |