Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9227616 | Blocking device for spring brake | Jeff G. Kohler, Michael R. Krueger, Allen D. Sprunger | 2016-01-05 |
| 6234586 | Parking brake lock-in key switch system for vehicle air brake system | Richard B. Davis, Robert L. Douglas, Brad A. Hively, Michael James Lehman, Roy S. Zeitlow | 2001-05-22 |
| 6007159 | Parking brake lock-in key switch system for vehicle air brake system | Richard B. Davis, Robert L. Douglas, Brad A. Hively, Michael James Lehman, Roy S. Zeitlow | 1999-12-28 |
| 5188319 | Clamp for hoses, tubing and/or electrical harnesses | Suheal Hawash | 1993-02-23 |