Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 9333451 | Inline dump-able fuel system dust filter | Robert J. Steinman | 2016-05-10 | $8,485,000 |
| 8316899 | Fill pocket housing fresh air filter assembly | William F. Lietzau, III | 2012-11-27 | $7,431,000 |