Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9433691 | Room cleaning system and method | Joseph P. Urso, Carl C. Christoff, Timothy Raymond Vadnais, Chad Recer | 2016-09-06 |
| D757524 | Drive pulley | — | 2016-05-31 |
| 9339159 | Vacuum brush drive | — | 2016-05-17 |