Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10895120 | Mine drill, dust suction hood and dust removal device thereof | Wei Yang, Baiquan Lin, Ru Jia, Changzheng Lu | 2021-01-19 |
| 10816312 | Integrated hole sealing device for loosening blasting and water injection of underground deep hole | Wei Yang, Baiquan Lin, Changzheng Lu, Ru Jia | 2020-10-27 |
| 7548233 | Method and system for image scaling output timing calculation and remapping | Chang-Hau Lee | 2009-06-16 |
| 6434708 | Programmable timer & methods for scheduling time slices executed by a controller circuit | Jeffrey C. Dunnihoo | 2002-08-13 |