Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7197774 | Supplied air helmet having face seal with differentiated permeability | Desmond T. Curran, Peter Lee, Richard D. Williams, Derek S. Baker | 2007-04-03 | $22,036,000 |