Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9688512 | Elevator brake | Adrian D. West, Justin Billard, Zbigniew Piech, Daryl J. Marvin | 2017-06-27 |
| 9663327 | Elevator braking system | Leandre Adifon, Richard N. Fargo, David J. Lanesey, Anthony Cooney, James M. Draper +3 more | 2017-05-30 |
| 9561934 | Elevator system with guide rail bracket | Richard J. Ericson, Stephen R. Nichols, Daryl J. Marvin | 2017-02-07 |
| 9561936 | Elevator system door frame that supports guide rails | Robin Mihekun Miller, Leandre Adifon, Mark S. Thompson, Richard J. Ericson, Stephen R. Nichols +1 more | 2017-02-07 |