Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681371 | Scrubber for waste gases | — | 1997-10-28 |
| 5622536 | Scrubber for waste gases | — | 1997-04-22 |
| 5185016 | Waste gas scrubber | — | 1993-02-09 |
| 5011520 | Hydrodynamic fume scrubber | Raymond S Krummen | 1991-04-30 |
| 4481920 | Rotary internal combustion engine, fluid motor and fluid pump having planetating gear pistons | Wallace Carr | 1984-11-13 |