Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668766 | Vehicle engine cooling system with variable speed water pump | Keith E. Liederman, Matti K. Vint, Joseph V. Bejster | 2003-12-30 |
| 6539899 | Rotary valve for single-point coolant diversion in engine cooling system | Leonhard Bartsch, Keith E. Liederman, Matti K. Vint, Joseph V. Bejster, Nicholas Harmer +3 more | 2003-04-01 |