Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6476534 | Permanent magnet phase-control motor | William Edward Vanderbeck, Gregory Weston Terpay, George G. Zipfel, Jr., Victor G. Mishkevich, Thomas Edward Smith | 2002-11-05 |
| 6354536 | Rotor hub mounted actuator for controlling a blade on a rotorcraft | Michael S. Torok, William A. Welsh, George G. Zipfel, Jr., Gregory Weston Terpay, William Edward Vanderbeck | 2002-03-12 |