Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7905323 | Method, device and system for altering the reverberation time of a room | — | 2011-03-15 |
| 5122333 | Apparatus for eliminating aerosols from air from an escaping nuclear reactor containment vessel | Peter Mathys | 1992-06-16 |