Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9441434 | Pressure core barrel for retention of core fluids and related method | David Young McGehee | 2016-09-13 |
| 5417295 | Method and system for the early detection of the jamming of a core sampling device in an earth borehole, and for taking remedial action responsive thereto | M. Vikram Rao, Laban M. Marsh | 1995-05-23 |
| 5209309 | Triangular core cutting tool | — | 1993-05-11 |