Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5309716 | Rotary pump or engine with spherical body | — | 1994-05-10 |
| 5127810 | Rotary pump or engine with spherical body | — | 1992-07-07 |
| 4456378 | Optical position sensor | Michael P. Goldowsky | 1984-06-26 |