Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8066226 | Inertial propulsion device to move an object up and down | John Emil Fiala, John-Arthur Fiala | 2011-11-29 |
| 7900874 | Device to move an object back and forth | John Emil Fiala, John-Arthur Fiala | 2011-03-08 |