Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8967730 | Wethead seal design for continuous mining machine | Darren B. Antoine, Todd William Wampler, Roger L. O'Quinn, Estel Owens | 2015-03-03 |
| 5947458 | Apparatus for an active suspension system | Larry K. Rhodes | 1999-09-07 |
| 5848639 | Non-metallic flow divider | Edward E. Flesburg, Raymond D. Stratton, Douglas B. Penney | 1998-12-15 |