Patents per Year
Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D571488 | Smoke seal | — | 2008-06-17 |
| D547465 | Smoke seal | — | 2007-07-24 |
| D535036 | Smoke seal | — | 2007-01-09 |
| D529201 | Smoke seal | — | 2006-09-26 |
| 6752714 | Fire resistant air transfer grille or damper | — | 2004-06-22 |
| D463581 | Fire sealing strip | — | 2002-09-24 |
| 6327826 | Structural frame member | — | 2001-12-11 |
| 5279087 | Smoke seal | — | 1994-01-18 |
| 4603524 | Fire resistant glazing system | — | 1986-08-05 |