Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5199401 | Engine throttle servoactuator control system | Walter K. O'Neil, Donald Haefner, Mark L. Leonard, Daniel R. Parks, Don K. St. John | 1993-04-06 | $3,587,000 |