Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10298696 | Methods and apparatus for configuring and implementing announcements for IP multimedia subsystem supplementary services | Mikael Forsberg | 2019-05-21 |
| 8472352 | Method for achieving a call-waiting functionality in a communication network | Andreas Anulf, Jörgen Axell, Mikael Dorsberg | 2013-06-25 |
| 5105772 | Method for improving combustion in combustion engines | Bertil Olsson, Gunnar Olsson, Arne Lindstrom | 1992-04-21 |
| 4969446 | Device at internal combustion engines | Bertil Olsson, Gunnar Olssen | 1990-11-13 |
| 4640234 | Method of running an internal combustion engine with alternative fuels | Bertil Olsson, Gunnar Olsson | 1987-02-03 |
| 4548187 | Internal combustion engine for alternative fuels | Bertil Olsson, Gunnar Olsson | 1985-10-22 |
| 4452529 | Exposure and printing easel, especially for dye transfer printing | — | 1984-06-05 |