Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7243711 | Efficient heat exchanger and engine using same | Aaron Kenneth Amstutz, Thomas E. Brindle, Timothy Alan Bruce, Sandra L. Ketcherside, John A. Nelson +2 more | 2007-07-17 |
| 4321813 | Pusher block for rotary forging machines and method of using same | — | 1982-03-30 |