Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11117781 | Vertical bounce detection and mitigation | Marcin Wroblewski | 2021-09-14 |
| 11078045 | Electronic safety actuator for lifting a safety wedge of an elevator | Justin Billard, Erik Khzouz, Marcin Wroblewski | 2021-08-03 |
| 11053097 | Magnet assembly for an electronic safety brake actuator (ESBA) | Erik Khzouz, Justin Billard | 2021-07-06 |
| 11046552 | Method and system of reducing false actuation of safety brakes in elevator system | Sandeep Sudi, Joseph Crute, Arthur T. Grondine, Randall S. Dube | 2021-06-29 |
| 10927915 | Spring useful for elevator safety device | Enrico Manes, Robert A. Barth, Xiaodong Luo, Shihemn Chen, Michael A. Klecka +1 more | 2021-02-23 |
| 10906782 | Passive elevator car | Richard N. Fargo | 2021-02-02 |
| 10894695 | Device and method for actuating an elevator safety brake | Justin Billard | 2021-01-19 |