Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12083466 | Filter cartridge with turbulence generating features | Marc Roth, Lester D Strauch, III, Patrick Hulbert, Robert M. Ferguson | 2024-09-10 |
| 6047971 | Removable chuck | William G. Harman, Jr., Dale K. Wheeler, Robert H. Gifford | 2000-04-11 |
| 5951026 | Removable chuck | William G. Harman, Jr., Dale K. Wheeler, Robert H. Gifford | 1999-09-14 |