Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837753 | Method and apparatus for logging a borehole | Houston B. Mount, II, John T. Penn | 1989-06-06 |
| 4796237 | Method for acoustic reverberation removal | Chriswell Hutchens | 1989-01-03 |