Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10947838 | Echo velocity measurements without using recessed ultrasonic transceiver | Yu Weng, Peng Li, Ziyang LI, Rodney Allen Marlow | 2021-03-16 |
| 10775525 | Identifying and visually presenting formation slowness based on low-frequency dispersion asymptotes | Ruijia Wang, John Philip Granville, Gary Kainer | 2020-09-15 |
| 10670761 | Quasi-static Stoneley slowness estimation | Ruijia Wang, Baichun Sun | 2020-06-02 |
| 10663612 | Real-time determination of mud slowness, formation type, and monopole slowness picks in downhole applications | Ruijia Wang, Baichun Sun | 2020-05-26 |
| 10663435 | Acoustic receivers with cylindrical crystals | Minh Dang Nguyen, Clinton Keith Bates | 2020-05-26 |
| 10598563 | Downhole acoustic source localization | Yinghui Lu, Mark Vincent Collins, Srinivasan Jagannathan, Yibing Zheng, Avinash Vinayak Taware | 2020-03-24 |
| 10488538 | Apparatus and techniques for acoustic logging tool modeling | Chen Li | 2019-11-26 |
| 10481288 | Ultrasonic transducer with improved backing element | Jing Jin, Yao Ge | 2019-11-19 |
| 10473808 | Acoustic logging tool utilizing fundamental resonance | Chen Li | 2019-11-12 |
| 10393903 | Acoustic logging tool utilizing fundamental resonance | Jing Jin | 2019-08-27 |
| 10330810 | Hydrophone having no internal leads | Yee Siang Teh, Ife Ogbunuju | 2019-06-25 |
| 10317555 | Method of minimizing tool response for downhole logging operations | Wei Li, Ruijia Wang, Arthur Cheng, Glenn Andrew Wilson | 2019-06-11 |
| 10293376 | Bender bar transducer with at least three resonance modes | Jing Jin | 2019-05-21 |
| 10288758 | Wide bandwidth borehole dipole source for acoustic logging | Haoshi Song, Wei Zhang | 2019-05-14 |
| 10082020 | Acoustic dipole piston transmitter | Laurence T. Wisniewski, Gary L. Fickert, Michael Simmons, Gary Kainer | 2018-09-25 |
| 10024992 | Structural element for sonic tools and acoustic isolators | Muralidhar Seshadri, Jean G. Saint Germain, Paul G. Junghans, Gary Kainer | 2018-07-17 |
| 9952344 | High-performance dipole acoustic transmitter | Tianrun Chen, Gary Kainer, Haoshi Song | 2018-04-24 |
| 9926781 | Wide bandwidth drill pipe structure for acoustic telemetry | Hua Xia, Chris Gao | 2018-03-27 |
| 9891336 | Acoustic isolator for downhole tools | Abbas Arian, Gary Kainer, Paul G. Junghans, Arthur Cheng, Randall B. Jones | 2018-02-13 |
| 9869141 | Downhole tool vibration device and method | — | 2018-01-16 |
| 9757770 | Asymmetric bender bar transducer | Chen Li, Arthur Cheng, Jing Jin | 2017-09-12 |
| 9631476 | Variable stiffness downhole tool housing | Arthur Cheng, Gary Kainer | 2017-04-25 |
| 9322947 | Acoustic receiver assembly for downhole tools | Abbas Arian, Randall B. Jones, Gary Kainer, Arthur Cheng | 2016-04-26 |
| 9110166 | Acoustic imaging | Arthur Cheng, Chen Li, Steve Zannoni | 2015-08-18 |
| D477980 | Tool handle | — | 2003-08-05 |