Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8052372 | Wind turbine | — | 2011-11-08 |
| 5170689 | Metal working machine | — | 1992-12-15 |
| 4907481 | Powered press with manual punch and die alignment capability | Charles J. Dvorak | 1990-03-13 |