Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4378920 | Combustibly inert air supply system and method | Kenneth R. Fagerlund | 1983-04-05 |
| 4262495 | Cabin-air recirculation system powered by cabin-to-ambient pressure differential | Alankar Gupta | 1981-04-21 |