Issued Patents 2019
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10502854 | Real-time adaptive minimum phase wavelet generation for downhole tools | Yinghui Lu | 2019-12-10 |
| 10439127 | Bender bar transducer having stacked encapsulated actuators | Michael Linley Fripp, Paul G. Junghans, Chen Li | 2019-10-08 |
| 10436020 | In-situ borehole fluid speed and attenuation measurement in an ultrasonic scanning tool | — | 2019-10-08 |
| 10408052 | Measuring frequency-dependent acoustic attenuation | Srinivasan Jagannathan | 2019-09-10 |
| 10379246 | Dynamic gain system with azimuthal averaging for downhole logging tools | Joni Polili Lie, Peng Li | 2019-08-13 |
| 10352152 | Acoustic calipering and analysis of annulus materials | — | 2019-07-16 |
| 10323508 | Apparatus and methods for monitoring the retrieval of a well tool | Randolph S. Coles, Sushovon Singha Roy | 2019-06-18 |
| 10280744 | Bender bar modal shaping | Michael Linley Fripp, Paul G. Junghans, Chen Li | 2019-05-07 |
| 10280733 | Methods for evaluating cement bonding | Srinivasan Jagannathan | 2019-05-07 |
| 10273797 | Casing and cement evaluation tool with reduced transmitter ringing | Peng Li, Zheng Chen | 2019-04-30 |
| 10241086 | Validation of cased-hole acoustic tools | Walmy Cuello Jimenez, Xueyu Pang, Paul Joseph Jones, Robert Eric Epstein, Zachary Edward Gordon +1 more | 2019-03-26 |
| 10209384 | Peak tracking and rejection in acoustic logs | Grant Philip Goodyear, Kristoffer Thomas Walker | 2019-02-19 |
| 10175375 | Method and system for direct slowness determination of dispersive waves in a wellbore environment | Pradip Kumar Mukhopadhyay | 2019-01-08 |