Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6086752 | Fuel filter with internal pressure regulator | Norman C. Dell, Edward L. VanEgdom, Sam Tieu, Wendell L. Jacobson, John A. Kroha | 2000-07-11 |
| 5935481 | Molding apparatus | William F. Dunfee, Edward Allen Covington | 1999-08-10 |
| 5720788 | Air filter element and air filter assembly employing the filter element | Demetrios A. Tsengouras | 1998-02-24 |
| 5660771 | Molding process for forming a sealing gasket on filter media | William F. Dunfee, Edward Allen Covington | 1997-08-26 |