Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12125258 | Distributed retrieval method, apparatus, and system, computer device, and storage medium | Songlin Xu | 2024-10-22 |
| 9961934 | Method for threshing and pneumatic separation of tobacco leaves | Yunchuan Zhao, Quan ZOU, Wen PAN, Junping Lu, Ran Chen +8 more | 2018-05-08 |
| 9744389 | Portable fire extinguishing apparatus | Jian Qiang, Zhengjun Lei | 2017-08-29 |
| 9457210 | Portable fire extinguisher | Jian Qiang, Tao Ji, Zhengjun Lei, Shuixiong Zhu | 2016-10-04 |