Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8719990 | Floor cleaning apparatus | — | 2014-05-13 |
| 5813058 | Dissolvable urinal screen | John R. Quigley | 1998-09-29 |
| 5584091 | Cleaning system with a cleaning apparatus and wringer apparatus | — | 1996-12-17 |
| 5522110 | Cleaning apparatus | — | 1996-06-04 |
| 4998314 | Combination of a bonnet and a base member for a rotary cleaning machine | — | 1991-03-12 |