Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10833603 | Method of controlling paralleled passive front-end rectifiers with and without inter-leaving | — | 2020-11-10 |
| 10745239 | Electromagnetic brake system for an elevator with variable rate of engagement | Steven M. Millet, Amir Lotfi | 2020-08-18 |
| 10734925 | Multilevel drive half DC bus power supplies | Steven M. Millett | 2020-08-04 |
| 10654682 | Conveyance system having paralleled drives | Jeffrey M. Izard, HanJong Kim | 2020-05-19 |