Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9717177 | Switch control mechanism for garden tool | Juan Wei, Juan Gu, Yongping Sun | 2017-08-01 |
| 9681604 | Operating control mechanism for garden tool | Juan Wei, Juan Gu, Yongping Sun | 2017-06-20 |