Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9554683 | Dual drive floor scrubber | Jeffery R. Fellhauer, Dale A. Krausnick | 2017-01-31 |
| 8196247 | Floor maintenance apparatus and method of use | Jeffery R. Fellhauer | 2012-06-12 |