Issued Patents 2023
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11767194 | Elevator car and door motion monitoring | Tadeusz Pawel Witczak, Craig Drew Bogli, Derk Oscar Pahlke, Yrinee Michaelidis | 2023-09-26 |
| 11649136 | Conveyance apparatus location determination using probability | Tadeusz Pawel Witczak, Lindsay Wos, Oleh Shvets, Andrzej Bohonos, Lukasz Majchrzak +1 more | 2023-05-16 |
| 11591183 | Enhancing elevator sensor operation for improved maintenance | Peter Liaskas, Sandeep Sudi, Leslie Lamontagne | 2023-02-28 |