Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5911332 | HEPA filtered storage canisters | Terry J. Wickland | 1999-06-15 |
| 5727707 | Hepa filtered storage canisters | Terry J. Wickland | 1998-03-17 |
| D296106 | Mud wheel for a tractor | — | 1988-06-07 |