Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10442659 | Electromagnetic brake system for elevator application | Amir Lotfi, Bruce P. Swaybill | 2019-10-15 |
| 10273119 | Elevator load weighing system | Ismail Agirman, Takashi Onodera | 2019-04-30 |
| 10214382 | Disk damping device | Wei Wei | 2019-02-26 |