Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9909255 | Metal rope and lubricant | Esko Aulanko, Raimo Pelto-Huikko, Sakari Korvenranta, Jarmo Myllynen | 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, Jarmo Myllynen | 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, Jarmo Myllynen | 2014-03-25 |
| 6854565 | Method for monitoring the door mechanism of an elevator | Pekka Perälä, Riitta Partanen-Jokela, Seppo Suur-Askola | 2005-02-15 |
| 4349858 | Control circuit for use with an electronic guard strip | Seppo Suur-Askola | 1982-09-14 |