Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1089513 | Gun sight | Jianhua Sun | 2025-08-19 |
| 12305837 | LED mounting base, adjustment mechanism with LED mounting base and red dot sighting device with adjustment mechanism | Jianhua Sun, Xuewen Cheng | 2025-05-20 |
| D1018759 | Red dot sight | Jianhua Sun | 2024-03-19 |
| D1010058 | Closed type sight | Jianhua Sun | 2024-01-02 |
| D1000576 | Closed type sight | Jianhua Sun | 2023-10-03 |
| 11421960 | Self-adaptive brightness adjustment circuit and solar inner red dot sight | Jianhua Sun, Dong Wang | 2022-08-23 |
| 6291174 | DNA markers for pig litter size | Ning Li, Changxin Wu | 2001-09-18 |