Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5912427 | Semiconductor bridge explosive device | Martin Richman, William David Fahey, John G. Richards, David Whang | 1999-06-15 |
| 5587550 | Internally timed, multi-output impulse cartridge | William David Fahey, David Whang | 1996-12-24 |
| 5063846 | Modular, electronic safe-arm device | Robert R. Durrell | 1991-11-12 |
| 4676436 | Rocket motor nozzle extension system | — | 1987-06-30 |
| 4643096 | Safety and arming mechanism | Robert R. Durrell | 1987-02-17 |