Issued Patents 2022
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11535488 | Elevator position detection systems | Ronnie E. Thebeau, David Alun James | 2022-12-27 |
| 11345567 | Elevator short-range communication system | Suman Dwari, Xin Wu | 2022-05-31 |
| 11235948 | Dynamic compensation control for elevator systems | Edward Piedra, Randy Roberts, Ronnie E. Thebeau, Konda Reddy Chevva, XiaoBin Tang | 2022-02-01 |