Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9540214 | Elevator system having a car-side extinguishing water drain system | — | 2017-01-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9540214 | Elevator system having a car-side extinguishing water drain system | — | 2017-01-10 |