Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465787 | Variable-ratio line gear mechanism | Yangzhi Chen, Yueling Lv | 2019-11-05 |
| 10295800 | Optical lens | — | 2019-05-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465787 | Variable-ratio line gear mechanism | Yangzhi Chen, Yueling Lv | 2019-11-05 |
| 10295800 | Optical lens | — | 2019-05-21 |