Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7669589 | Track drive adjustment for a concrete saw | Douglas Dempsey, Donald F. Meister, Leif Persson | 2010-03-02 |
| 7418959 | Concrete saw handle bars | Douglas Dempsey, Donald F. Meister, Robert M. Kennedy | 2008-09-02 |
| 6986344 | Bladeshaft assembly for a powered saw or cutting machine | Donald F. Meister, Douglas Dempsey | 2006-01-17 |
| 5810448 | Self propelled saw | Kevin R. Wilson, Donald F. Meister | 1998-09-22 |
| 5809985 | Self propelled saw | Kevin R. Wilson, Donald F. Meister | 1998-09-22 |
| 5743247 | Method and apparatus for safe operation of self propelled concrete saw | Kevin R. Wilson | 1998-04-28 |
| 5690391 | Self propelled saw | Kevin R. Wilson, Donald F. Meister | 1997-11-25 |
| 5680854 | Self propelled saw | Kevin R. Wilson, Donald F. Meister | 1997-10-28 |
| D379094 | Self propelled saw | Donald L. Rohrs | 1997-05-06 |
| D371373 | Cowling for concrete saw | Donald L. Rohrs | 1996-07-02 |
| D369816 | Control lever for concrete saw | Donald L. Rohrs | 1996-05-14 |