Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6371087 | Fuel filter and water drain system | Keith A. Condran, Lisa Nanette Huegel, Mike Sirak | 2002-04-16 |
| 6283082 | Method and apparatus to extend the operating interval between oil changes for an internal combustion engine | Larry W. Ishler | 2001-09-04 |