Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10895120 | Mine drill, dust suction hood and dust removal device thereof | Wei Yang, Baiquan Lin, Minghua Lin, Ru Jia | 2021-01-19 |
| 10816312 | Integrated hole sealing device for loosening blasting and water injection of underground deep hole | Wei Yang, Baiquan Lin, Ru Jia, Minghua Lin | 2020-10-27 |