Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12396611 | High-dump hopper for floor cleaning machine and method for cleaning a floor | Stephen G. Zalaznik | 2025-08-26 |
| 6488058 | Gravity feed fluid dispensing valve | John J. Dyer | 2002-12-03 |
| 6367521 | Gravity feed fluid dispensing valve | John J. Dyer | 2002-04-09 |