| 9010026 |
Driven member positioner |
James Scott Murray |
2015-04-21 |
| 8707627 |
Method of removing slack from a flexible driven member |
James Scott Murray |
2014-04-29 |
| RE44816 |
Barrier movement operator including time to close feature |
Eric Robb, David Stafford, Robert Study |
2014-03-25 |
| 8675838 |
Intercom unit for providing a status alert for a movable barrier |
Robert Rainey |
2014-03-18 |
| 8584401 |
Apparatus and method pertaining to a pre-configured post for use with an automatically-movable barrier |
Randy L. Planck, Theodore B. Freese |
2013-11-19 |
| 7579797 |
Barrier movement operator including direction switch feature |
Eric Robb, Robert Study, David Stafford |
2009-08-25 |
| 7493726 |
Barrier movement operator having service reminders |
James J. Fitzgibbon |
2009-02-24 |
| 7342374 |
Automatic gate operator |
Eric Robb, Richard Hill, Edward Kukulski |
2008-03-11 |
| 7263802 |
Barrier movement operator having service reminders |
James J. Fitzgibbon |
2007-09-04 |
| 7248174 |
Automatic sensing of safe-operation sensor apparatus and method |
Robert Study, Eric Robb, David Stafford |
2007-07-24 |
| 7187150 |
Automatic gate operator |
Eric Robb, Richard Hill, Edward Kukulski |
2007-03-06 |
| 7138912 |
Movable barrier operations method and apparatus |
James J. Fitzgibbon, Andrew Gavel |
2006-11-21 |
| 7091688 |
Barrier movement operator including timer to close feature |
Eric Robb, David Stafford, Robert Study |
2006-08-15 |
| 7057519 |
Automatic sensing of safe-operation sensor apparatus and method |
Robert Study, Eric Robb, David Stafford |
2006-06-06 |
| 7034488 |
Automatic gate operator |
Eric Robb, Richard Hill, Edward Kukulski |
2006-04-25 |
| 7034484 |
Barrier movement operator including timer to close feature |
Eric Robb, David Stafford, Robert Study |
2006-04-25 |
| 7023162 |
Automatic gate operator |
Eric Robb, Richard Hill, Edward Kukulski |
2006-04-04 |
| 6184641 |
Controller for a door operator |
Terence E. Crimmins |
2001-02-06 |