Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8471403 | Power supply arrangement of an elevator | Matti Kahkipuro, Jari Helvilä, Pekka Hytti | 2013-06-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8471403 | Power supply arrangement of an elevator | Matti Kahkipuro, Jari Helvilä, Pekka Hytti | 2013-06-25 |