Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357755 | Trap apparatus with bypass | Gary R. Gillingham, Marty Barris, Julian A. Imes, Erland D. Anderson, Peter A. Betts | 1994-10-25 |
| 5212948 | Trap apparatus with bypass | Gary R. Gillingham, Marty Barris, Julian A. Imes, Erland D. Anderson | 1993-05-25 |
| 5123501 | In-line constricted sound-attenuating system | James C. Rothman, Donald R. Monson | 1992-06-23 |