Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5222874 | Lubricant cooled electric drive motor for a compressor | Lewis E. Unnewehr, Oleif Olsaker, Ray Klingler | 1993-06-29 |
| 5020566 | Fuel supply system for portable engine driven equipment | — | 1991-06-04 |