Issued Patents 2004
Showing 1–2 of 2 patents
| 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 |