Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7918303 | Machine control interlocks for an electrohydraulically controlled vehicle | David Joseph Klas, Ricky Lee Weires, Leonard Keith Mast, Donald Joseph Bagby, Glenn O. Scheer +1 more | 2011-04-05 |
| 7784581 | Machine control interlocks for an electrohydraulically controlled vehicle | David Joseph Klas, Ricky Lee Weires, Leonard Keith Mast, Donald Joseph Bagby, Glenn O. Scheer +1 more | 2010-08-31 |
| 7681686 | Operator control for simultaneous movement of a multifunction machine | David Joseph Klas, Joshua Stephens, Leonard Keith Mast, Donald Joseph Bagby | 2010-03-23 |