Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6536581 | Flange turner with dampening device | Colin Godfrey | 2003-03-25 |
| 5361854 | Laser positioning system for earth boring apparatus | Frederick Berry | 1994-11-08 |
| 4706360 | Thread gage | E. Eugene Callens, Jr., Leslie L. Crowson, Jr., Robert P. Kobs, Joseph F. Tahtouh | 1987-11-17 |