Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8069955 | Elevator and traction sheave of an elevator | Jorma Mustalahti, Pekka Rantanen, Simo Makimattila | 2011-12-06 |
| 8020669 | Elevator and traction sheave of an elevator | Jorma Mustalahti, Pekka Rantanen, Simo Makimattila | 2011-09-20 |
| 8020670 | Arrangement for equalizing elevator rope force and elevator | Jorma Mustalahti, Pekka Rantanen | 2011-09-20 |
| 7954619 | Load sharing handrail drive apparatus | Thomas Nurnberg, Glen Collison, Randall Keemle | 2011-06-07 |
| 7913819 | Set of elevators and method for controlling a set of elevators | Marja-Liisa Siikonen, Janne Sorsa | 2011-03-29 |
| 7861843 | Travelator and method for controlling the operation of a travelator | Jorma Mustalahti, Marc Ossendorf | 2011-01-04 |