Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8282411 | Connector position assurance lock | Armando Jaquez, Jeffrey Drye | 2012-10-09 |
| 6205385 | Power takeoff control switches | Michael Stelzle, William L. Schubert | 2001-03-20 |
| 6173225 | Power takeoff control system | Michael Stelzle, William L. Schubert | 2001-01-09 |
| 6134494 | Automatic power takeoff control system | Michael Stelzle, William L. Schubert | 2000-10-17 |
| 6092013 | Multiple setpoint power takeoff control system | Michael Stelzle, William L. Schubert | 2000-07-18 |