Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6599340 | Air flow passage for a cyclonic separator and vacuum cleaner having same | Wayne Ernest Conrad, Ted Szylowiec | 2003-07-29 |
| 6596046 | Cyclone separator having a variable longitudinal profile | Wayne Ernest Conrad, Ted Szylowiec | 2003-07-22 |
| 6568900 | Pressure swing contactor for the treatment of a liquid with a gas | Wayne Ernest Conrad, Richard Stanley Philips | 2003-05-27 |