Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10047572 | Overshot tool having latch control means | — | 2018-08-14 |
| 10000982 | Release valve used in an inner tube assembly for use with a core barrel | — | 2018-06-19 |
| 9982501 | Safety latch for a downhole tool | Kenneth H. Reid | 2018-05-29 |
| 8919824 | Threaded thin-walled drill tube joint | — | 2014-12-30 |