Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11156735 | Acoustic logging tool | Carl Allison Perry, Sergei Knizhnik, Dmitry Avdeev, Michael Joyce | 2021-10-26 |
| 10995611 | Downhole tool with multiple welded section | Carl Allison Perry, Guy A. Daigle, William Breuer, Richard Rothstein | 2021-05-04 |