Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10801997 | Method and system of evaluating cement bonds through tubing | Jiajun Zhao, Jinsong Zhao | 2020-10-13 |
| 10758146 | System and method for fetal heartbeat sound monitoring and recording by propagation and spacial location analysis by a sensor matrix | Qingquan Zhang | 2020-09-01 |
| 10662756 | Apparatus and method for hybrid sonic transmitter integrated with centralizer for cement bond log cased-hole application | Hichem Abdelmoula | 2020-05-26 |
| 10655457 | Apparatus and method of propagation and spatial location analysis by acoustic array for down-hole applications | Jinsong Zhao | 2020-05-19 |