Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356180 | Adjustable length ski guard | — | 1994-10-18 |
| 5186237 | Multi-zone HVAC system with an air bypass for individual flow control | James C. Ostrand | 1993-02-16 |
| 5066044 | Ski guards | — | 1991-11-19 |
| 4794537 | Scheduled comfort control system with adaptive compensation for stall and overshoot | William L. Drayer, Edward W. Yott | 1988-12-27 |
| 4783115 | Motor vehicle air duct seal | Edmund J. Galubensky | 1988-11-08 |