Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822603 | Method and apparatus for transmitting a plurality of different codes at a plurality of different frequencies | Eric Robb | 2004-11-23 |
| 6696806 | Method and apparatus for facilitating control of a movable barrier operator | Robert Study | 2004-02-24 |
| 6184641 | Controller for a door operator | William Gioia | 2001-02-06 |
| 6181255 | Multi-frequency radio frequency transmitter with code learning capability | Bradford L. Farris, Paul E. Wanis | 2001-01-30 |
| 6014307 | Fire door operator having an integrated electronically controlled descent device | — | 2000-01-11 |