Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6274817 | Arrangement in conductor track | Eero Nieminen, Maria Wiren-Gottberg, Stig Winsten, Esko Vaisanen | 2001-08-14 |
| 6113401 | Arrangement in connection with a current take-off device of a contact rail system | Eero Nieminen, Esko Vaisanen | 2000-09-05 |
| 6042399 | Power take-off adapter for a track | — | 2000-03-28 |
| 6033239 | Connector for track lighting systems | Eero Nieminen, Esko Vaisanen | 2000-03-07 |
| 5921790 | Arrangement in connection with a current take-off device of a contact rail system | Eero Nieminen, Esko Vaisanen | 1999-07-13 |
| 5869786 | Arrangement in connection with a conductor track | Eero Nieminen, Esko Vaisanen | 1999-02-09 |