Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9909255 | Metal rope and lubricant | Esko Aulanko, Raimo Pelto-Huikko, Sakari Korvenranta, Pekka Torenius | 2018-03-06 |
| 9457991 | Metal rope, elevator provided with metal rope, and use of lubricant for lubricating the metal rope | Esko Aulanko, Raimo Pelto-Huikko, Sakari Korvenranta, Pekka Torenius | 2016-10-04 |
| 8678139 | Metal rope, elevator provided with metal rope, and use of lubricant for lubricating the metal rope | Esko Aulanko, Raimo Pelto-Huikko, Sakari Korvenranta, Pekka Torenius | 2014-03-25 |
| 7527127 | Elevator brake management system | Jari Osterman, Seppo Suur-Askola, Simo Makimattila, Jukka Korpela, Joni Kiiski | 2009-05-05 |