Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11573413 | Equatorial mount for telescope with balanced weight distribution | Yufeng Sun, Xuefeng Zhu | 2023-02-07 |
| 11320644 | Equatorial mount locking device | Yufeng Sun, Xuefeng Zhu | 2022-05-03 |