Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638959 | Rotary materials separator | Edward J. Sommer, Jr., Charles E. Roos, Galen L. Romine, Jimmy C. Curtis | 1997-06-17 |
| 5370234 | Rotary materials separator and method of separating materials | Edward J. Sommer, Jr., Charles E. Roos | 1994-12-06 |