Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6138322 | Upright carpet and upholstery extractor | Darwin S. Crouser, Gregg A. McAllise, Jeffery A. Morgan | 2000-10-31 |
| 5901406 | Liquid recovery tank for a carpet extractor | David G. Mueller, Jeffery A. Morgan, David A. Bradshaw, Gregg A. McAllise | 1999-05-11 |
| 5761763 | Upright carpet extractor | Gregg A. McAllise, Jeffery A. Morgan, Sidney H. Bradd, Lynn A. Frederick, Darwin S. Crouser | 1998-06-09 |
| 5615448 | Convertible upright carpet extractor | Darwin S. Crouser, Gregg A. McAllise, Jeffery A. Morgan | 1997-04-01 |
| 5493752 | Upright carpet and upholstery extractor | Darwin S. Crouser, Gregg A. McAllise, Jeffery A. Morgan | 1996-02-27 |