Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6871727 | Elevator system with one or more cars moving independently in a same shaft | Riitta Partanen-Jokela, Johannes De Jong | 2005-03-29 |
| 6161674 | People mover and drive apparatus | Esko Aulanko, Tauno Pajala | 2000-12-19 |
| 5950797 | People mover and drive apparatus | Esko Aulanko, Tauno Pajala | 1999-09-14 |