Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11851952 | Downhole displacement impact method and impact drilling tool | Xianzhong Yi, Shifan Zhang, Guangkun Xia, Xinbo Zhao, Yanbin Wang +2 more | 2023-12-26 |
| D988468 | Watering can | — | 2023-06-06 |
| D980386 | Watering can | — | 2023-03-07 |