Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5505752 | Exhaust gas scrubber and filter assembly | Richard A. Burrous, Theodore Vanderheyden, James W. Haase | 1996-04-09 |
| 5348562 | Exhaust gas scrubber and filter assembly | Richard A. Burrous, Theodore Vanderheyden, James W. Haase | 1994-09-20 |