Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8472421 | Method and system for avoiding hanging PDP contexts | Kaj Johansson | 2013-06-25 |
| 8472422 | Method and system for avoiding hanging PDP contexts | Kaj Johansson | 2013-06-25 |
| 8144650 | Method and arrangement relating to communications network services request activation | Lasse Olsson, Jan Backman, Peter Jason | 2012-03-27 |
| 8077685 | Method and system for avoiding hanging PDP contexts | Kaj Johansson | 2011-12-13 |
| 5844272 | Semiconductor component for high voltage | Anders Soderbarg | 1998-12-01 |
| 4969023 | SOS transistor structure | — | 1990-11-06 |
| 4937642 | Bidirectional MOS switch | — | 1990-06-26 |
| 4694315 | CMOS overvoltage protection circuit utilizing thyristor and majority carrier injecting anti-parallel diode | — | 1987-09-15 |
| 4546401 | Two-pole overcurrent protection device | — | 1985-10-08 |
| 4509089 | Two-pole overcurrent protection device | — | 1985-04-02 |
| 4437107 | Self-igniting thyristor with a plurality of discrete, field controlled zener diodes | Per-Erik Jönsson | 1984-03-13 |
| 4331884 | Two-pole overcurrent protection device | — | 1982-05-25 |
| 4282555 | Overvoltage protection means for protecting low power semiconductor components | — | 1981-08-04 |
| 4224634 | Externally controlled semiconductor devices with integral thyristor and bridging FET components | — | 1980-09-23 |