Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8235179 | Elevator without a counterweight | Petteri Valjus, Teuvo Väntänen | 2012-08-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8235179 | Elevator without a counterweight | Petteri Valjus, Teuvo Väntänen | 2012-08-07 |