Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662390 | Method and appliance for controlling a power-brake valve | Hubert Mies, Werner Gitter, Sture Lindblom | 1997-09-02 |
| 5657373 | Digital mobile telephone system in which each subscriber is assigned a telephone number and several subscriber identity module (SIM) cards | Jan Hermansson, Christer Mansson, Anders Jacobsson, Zeth Nystrom, Christer Palmgren +2 more | 1997-08-12 |
| 5654520 | Delay charge and element, and detonator containing such a charge | Tore Boberg, Staffan Carlsson, Britt-Marie Ekman | 1997-08-05 |