Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5327982 | Drill string jar apparatus | Rayford J. Simon | 1994-07-12 |
| 4498563 | Wireline catcher | — | 1985-02-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5327982 | Drill string jar apparatus | Rayford J. Simon | 1994-07-12 |
| 4498563 | Wireline catcher | — | 1985-02-12 |