Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10018044 | Power integrated system and method for drilling rig and oil/gas production equipment | Lishun Hu, Junli Xue, Fengcheng Sun, Jie Zhang, Zhiguo Ren | 2018-07-10 | $24,195,000 |