Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9072992 | Fuel filter with filter recognition | Norbert Prinz | 2015-07-07 |
| 4863157 | Method and apparatus for exercising a paralyzed limb | Dale R. Fish, William J. Tanski, Robert E. Kell | 1989-09-05 |