Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9546075 | Sliding guide shoe and an elevator provided with a sliding guide shoe | Heidi Sederholm, Matti Rasanen, Osmo Björni, Jussi SALMINEN, Veijo Manninen | 2017-01-17 |
| 9457991 | Metal rope, elevator provided with metal rope, and use of lubricant for lubricating the metal rope | Esko Aulanko, Sakari Korvenranta, Jarmo Myllynen, Pekka Torenius | 2016-10-04 |
| 9422134 | Rope terminal assembly and an elevator | Antti Ikonen, Jani Luoma, Pekka Hallikainen | 2016-08-23 |
| 9212029 | Traction sheave elevator | Esko Aulanko, Matti Rasanen, Sakari Korvenranta | 2015-12-15 |
| 9126805 | Rope of an elevator and a method for manufacturing the rope | Petri Kere | 2015-09-08 |
| 8678139 | Metal rope, elevator provided with metal rope, and use of lubricant for lubricating the metal rope | Esko Aulanko, Sakari Korvenranta, Jarmo Myllynen, Pekka Torenius | 2014-03-25 |
| 8312978 | People mover, transmission chain and method in the use of a people mover | Jorma Mustalahti, Arttu Hult, Nithil Karimpanackal Natarajan, Aki Metsänen | 2012-11-20 |
| 6305501 | Elevator reluctance linear motor drive system | Matti Kahkipuro, Antti Kallioniemi | 2001-10-23 |
| 5934891 | Constant leakage flow, pulsation free screw pump | — | 1999-08-10 |
| 5653311 | Suspension arrangement for a hydraulic elevator | Urho Heikkinen | 1997-08-05 |
| 5579868 | Procedure for operating an elevator, and an elevator machinery | — | 1996-12-03 |
| 5156080 | Control valve for a hydraulic elevator | — | 1992-10-20 |
| 5056627 | Hydraulic elevator | — | 1991-10-15 |
| 5048644 | Method for improving the performance of a motor controlled hydraulic elevator | — | 1991-09-17 |
| 5046586 | Control valve for a hydraulic elevator | — | 1991-09-10 |
| 5014823 | Apparatus for improving the performance of a motor-controlled hydraulic elevator | — | 1991-05-14 |
| 4553610 | Hydraulic striking machine | Esko A. O. Ahlman, Pertti V. Rautimo | 1985-11-19 |
| 4380901 | Hydraulic percussion machine | Pertti V. Rautimo, Esko A. O. Ahlman | 1983-04-26 |