Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4593451 | Apparatus for cleaning large pipe threads | — | 1986-06-10 |
| 4530127 | Thread cleaning device | — | 1985-07-23 |
| 4468959 | Method and apparatus for tallying pipe | — | 1984-09-04 |
| 4356636 | Gauge for tapered threaded box and pin ends of a joint | — | 1982-11-02 |
| 4262410 | Protector removal tool | — | 1981-04-21 |