Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D553531 | Escape route marker | — | 2007-10-23 |
| D537747 | Profile for escape route marking | — | 2007-03-06 |
| D519648 | Step marking profile | — | 2006-04-25 |
| D509906 | Handrail for escape routes and flights of steps, with integrated recess for fluoridizing element | — | 2005-09-20 |
| D482980 | Profile for escape route marking | — | 2003-12-02 |