Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10416330 | Composite transducer for downhole ultrasonic imaging and caliper measurement | Roger R. Steinsiek, Douglas J. Patterson, Charles E. Redding | 2019-09-17 |
| 8559268 | Multi-frequency borehole imager | — | 2013-10-15 |