Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4765193 | Oxygen system analyzer | Ronald D. Holden, Andrew O. Bergquist, David S. Moran, Mike Eiserer | 1988-08-23 |
| 4651728 | Breathing system for high altitude aircraft | Alankar Gupta, Michael B. McGrady | 1987-03-24 |