Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6748700 | Smoke release and ventilation system | — | 2004-06-15 |
| 6243377 | System for providing simultaneous voice and data transmission | Brian Harold William Phillips, Pater Anton Jan Kolf, Craig Ian Morley, Mark Gadsby Henson | 2001-06-05 |