Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5972063 | Air filtration arrangement and method | Denis J. Dudrey, Brad E. Kahlbaugh | 1999-10-26 |
| 5797973 | Air filtration arrangement and method | Denis J. Dudrey, Brad E. Kahlbaugh | 1998-08-25 |
| 5669949 | Air filtration arrangement | Denis J. Dudrey, Brad E. Kahlbaugh | 1997-09-23 |
| 5357755 | Trap apparatus with bypass | Gary R. Gillingham, Marty Barris, Charles O. Reinhart, Julian A. Imes, Peter A. Betts | 1994-10-25 |
| 5212948 | Trap apparatus with bypass | Gary R. Gillingham, Marty Barris, Charles O. Reinhart, Julian A. Imes | 1993-05-25 |