Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8818702 | System and method for tracking objects | Shuqing Zeng | 2014-08-26 |
| 7819180 | High-energy gas fracture apparatus for through-tubing operations | Zhihua Zhou, Jun Liu | 2010-10-26 |