Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1007254 | Kitchen knife | — | 2023-12-12 |
| 11746654 | Kind of no-pillar and gob-side entry retaining mining and construction method without the mining area division | Qihua Ma, Zhongcheng Qin, Kegong Fan, Jianguo Ning, Zhongping Guo | 2023-09-05 |