Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465410 | Pole for the transmission of electric power and/or telecommunication signals, and use and method | Günter Villman, Göte Lindfors | 2019-11-05 |
| 5239681 | RDS radio system | Simon John Parnall, Jonathan Newland, Theo Kamalski, Josef Berger | 1993-08-24 |
| 4878142 | High resistance ground fault protection | Stefan Ljung | 1989-10-31 |
| 4864453 | Protective relay with selective phase selection for double lines | Stefan Ljung | 1989-09-05 |
| 4855861 | Longitudinal differential protection | Stefan Ljung | 1989-08-08 |
| 4708522 | Storage complex for storing radioactive material in rock formation | K. Ivar Sagefors, Bengt A. Akesson | 1987-11-24 |
| 4652181 | Storage complex for storing radioactive material in rock formations | K. Ivar Sagefors, Bengt A. Akesson | 1987-03-24 |