Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5214947 | Procedure and apparatus for checking the straightness of elevator guide rails and straightening deflections | Peter J. Evans | 1993-06-01 |
| 5159995 | Safety gear for an elevator | Johannes De Jong | 1992-11-03 |
| 5082118 | Device for separating hard objects, such as stones, from a stream of wood | Kari Rintala, Jyrki Paarma, Ilkka Valkonen, Pekka Kokko | 1992-01-21 |
| 4955484 | Device for separating hard objects, such as stones, from a stream of wood | Kari Rintala, Jyrki Paarma | 1990-09-11 |
| 4865157 | Mounting for an elevator car in a car sling | — | 1989-09-12 |