Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8060978 | Surface sweeping machine with tilting blower housing | James C. Crow | 2011-11-22 |
| 7488042 | Surface sweeping machine with a dump door and chute actuating mechanism | — | 2009-02-10 |
| 7185953 | Surface sweeping machine with a dump door and chute actuating mechanism | — | 2007-03-06 |
| 6161250 | Dustless regenerative air sweeper | Joseph Dvorsky | 2000-12-19 |
| 5564147 | Broom assisted pick-up head | — | 1996-10-15 |
| 5560065 | Broom assisted pick-up head | — | 1996-10-01 |
| 5542148 | Broom assisted pick-up head | — | 1996-08-06 |
| 5363533 | Surface sweeping machine with over-the-cab hopper dumping | Albert L. Hanel, Kenneth R. Veselka | 1994-11-15 |
| 5337444 | Surface sweeping machine with over-the-cab hopper dumping | Albert L. Hanel, Kenneth R. Veselka | 1994-08-16 |
| 5188577 | Apparatus for total body exercise | Jack N. Young, Steven R. Young, Franklin Young | 1993-02-23 |
| 5173989 | Surface sweeping machine with over-the-cab hopper dumping | Albert L. Hanel, Kenneth R. Veselka | 1992-12-29 |
| 5113548 | Surface sweeping machine with over-the-cab hopper dumping | Albert L. Hanel, Kenneth R. Veselka | 1992-05-19 |
| 5072485 | Surface sweeping machine with over-the-cab hopper dumping | Albert L. Hanel, Kenneth R. Veselka | 1991-12-17 |
| 4989858 | Apparatus for exercising both arms and legs | Dow Young, Marcus B. Sorenson | 1991-02-05 |
| 4773121 | High speed pick-up head | — | 1988-09-27 |
| 4660248 | Pickup truck mounted sweeper | — | 1987-04-28 |