Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12089514 | Grapevine soil-cleaning device and engineering machinery provided installed with soil-cleaning device | Qizhi Yang, Guangyu Du, Jing Zhang, Guanlong Huang | 2024-09-17 |
| 11910735 | Two-way soil clearing device for single-ridge grapevine and a construction machine for mounting the device | Qizhi Yang, Mingsheng He, Xiaoqi ZHAO, Wen Li, Lei Shi +2 more | 2024-02-27 |