Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7654040 | Unlock mechanism for a rotary door operator | Marianne Krbec | 2010-02-02 |
| 7210268 | Unlock mechanism for a rotary door operator | Marianne Krbec | 2007-05-01 |
| 7017974 | Rotary door operator | Marianne Krbec | 2006-03-28 |
| 6948765 | Lock mechanism for a rotary door operator | Marianne Krbec | 2005-09-27 |