Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11078049 | Elevator system including a permanent magnet (PM) synchronous motor drive system | — | 2021-08-03 |
| 11014778 | Rescue control and method of operating an elevator system including a permanent magnet (PM) synchronous motor drive system | Prasanna Nagarajan | 2021-05-25 |