Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6367587 | Elevator having a drive machine with a rotating traction sheave between multiple motors along the axis of rotation | Harri Hakala, Esko Aulanko, Jorma Mustalahti | 2002-04-09 |
| 6234275 | Elevator drive machine having rotating traction sheave between rotors of multiple motors along the axis of rotation | Harri Hakala, Esko Aulanko, Jorma Mustalahti | 2001-05-22 |
| 6220395 | Elevator drive machine having rotating part positioned between two rotors along the axis of rotation | Harri Hakala, Esko Aulanko, Jorma Mustalahti | 2001-04-24 |
| 6202794 | Procedure for adjusting air gaps between rotors and stators in an elevator drive machine | Harri Hakala, Esko Aulanko, Jorma Mustalahti | 2001-03-20 |
| 6199666 | Elevator drive machine | Esko Aulanko, Harri Hakala, Jorma Mustalahti | 2001-03-13 |
| 6161674 | People mover and drive apparatus | Esko Aulanko, Simo Jokela | 2000-12-19 |
| 5950797 | People mover and drive apparatus | Esko Aulanko, Simo Jokela | 1999-09-14 |