Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9561931 | Touch screen call-giving device and method for giving elevator call | Tuukka Kauppinen, Johannes De Jong, Harri Länsiö | 2017-02-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9561931 | Touch screen call-giving device and method for giving elevator call | Tuukka Kauppinen, Johannes De Jong, Harri Länsiö | 2017-02-07 |