Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5499624 | Breathing mask with face-contact actuated overpressure generating switch | Thomas Neuber | 1996-03-19 |
| 5388613 | Valve with pressure compensation | — | 1995-02-14 |
| 4692199 | Method and apparatus for bonding fabric to a foam pad | Eric Kozlowski | 1987-09-08 |
| 4631228 | Method for making a porous rigid structure and the porous rigid structure made thereby | — | 1986-12-23 |