Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11726129 | Energy based transient earth-fault protection for high impedance grounded networks | — | 2023-08-15 |
| 10962604 | Arrangement for injection-based ground fault protection handling | Stefan Roxenborg, Tord Bengtsson, Mikael Sehlstedt | 2021-03-30 |
| 10254155 | Monitoring torsional oscillations in a turbine-generator | Tord Bengtsson, Stefan Roxenborg | 2019-04-09 |
| 8972209 | Method and arrangement for detecting an internal failure in H-bridge connected capacitor bank | Jianping Wang, Mustafa Ibrahim | 2015-03-03 |
| 8912801 | Method and arrangement for an internal failure detection in a Y-Y connected capacitor bank | Mustafa Ibrahim, Jianping Wang | 2014-12-16 |
| 8847603 | Device and method for detecting a ground fault | — | 2014-09-30 |
| 8823307 | System for detecting internal winding faults of a synchronous generator, computer program product and method | Mustafa Ibrahim, Antonis Marinopoulos, Pedro Rodriguez, Jianping Wang, Liwei Wang | 2014-09-02 |
| 8792216 | Method and arrangement for capacitor bank protection | — | 2014-07-29 |
| 8791730 | Synchronization method for current differential protection | Youyi Li, Bin Su, Ying Yang, Torbjörn Einarsson | 2014-07-29 |
| 8340930 | Arrangement for protecting equipment of a power system | — | 2012-12-25 |
| 8102634 | Differential protection method, system and device | Bertil Lundqvist | 2012-01-24 |
| 7873496 | Method and device for fault detection in an N-winding three-phase power transformer | — | 2011-01-18 |
| 7812615 | Method and device for fault detection in transformers or power lines | Ivo Brncic | 2010-10-12 |
| 7710698 | Distance protection relay and method | Torbjörn Einarsson, Sethuraman Ganesan | 2010-05-04 |
| 7002784 | Current compensation method and device for power system protection | Jianping Wang, Mikael Göransson | 2006-02-21 |
| 6944470 | Method and system for closed loop power control in wireless systems | Lijun Qian | 2005-09-13 |