Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495821 | Method and apparatus for determining a position of a movable barrier | Dane Smith, Chris M. Valente, Martin Rathgeber | 2002-12-17 |
| 6400112 | Bi-directional pass-point system for controlling the operation of movable barriers | James J. Fitzgibbon, Christopher M. Valente, Colin B. Willmott, Martin Rathgeber, Ramon Tam +1 more | 2002-06-04 |
| 6376832 | Method and apparatus for determining a position of a movable barrier | Alan Smith, Christopher M. Valente, Martin Rathgeber, James J. Fitzgibbon | 2002-04-23 |