Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5069692 | Fully integrated inert gas and oxidizer replenishment system | Robert Grennan, Steven E. Squier | 1991-12-03 |
| 5014507 | Direct drive gaseous hydrogen turbo actuator | Richard W. Reynolds | 1991-05-14 |
| 4964027 | High efficiency power generating system | Alexander Cook, David H. Hitt | 1990-10-16 |
| 4912921 | Low speed spool emergency power extraction system | Jarvis J. M. Yeh | 1990-04-03 |