Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6352292 | Arrangement in a lifting device | — | 2002-03-05 |
| 5757003 | Method to determine the extent of oxygen precipitate in silicon | Tomas Hallberg | 1998-05-26 |
| 4883230 | Cable switching device | — | 1989-11-28 |
| 4592521 | Device for guiding a cable onto a reel | Erkki T. Hallikas | 1986-06-03 |