Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6978516 | Apparatus for controlling various movements of a door | Fernando Calderon, Duane Beswick | 2005-12-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6978516 | Apparatus for controlling various movements of a door | Fernando Calderon, Duane Beswick | 2005-12-27 |