Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12005795 | Onboard powertrain for an automated guided vehicle | Ahmed Abdelhakim, Haofeng Bai | 2024-06-11 |
| 11811219 | Restoration of fault insulated feeder | Ritwik Majumder, Bertil Berggren, David Schaeffer, Lidong Zhang | 2023-11-07 |
| 11757368 | Transformer arrangement | Roberto Alves, Nan Chen, Jan Svensson, Alireza Nami | 2023-09-12 |
| 11694840 | Transformer arrangement | Roberto Alves, Nan Chen, Jan Svensson, Alireza Nami | 2023-07-04 |
| 11489356 | MVDC link-powered battery chargers and operation thereof | Bertil Berggren, Ritwik Majumder, Robert Saers | 2022-11-01 |
| 11121543 | Fault mitigation in medium voltage distribution networks | Ritwik Majumder, Bertil Berggren | 2021-09-14 |
| 11031773 | Transformer isolation response using direct current link | Jiuping Pan, Chunming Yuan, Xiaobo Yang, Ritwik Majumder, Bertil Berggren | 2021-06-08 |
| 10971934 | Distribution networks with flexible direct current interconnection system | Ritwik Majumder, Bertil Berggren | 2021-04-06 |
| 10819112 | Feeder line fault response using direct current interconnection system | Jiuping Pan, Chunming Yuan, Xiaobo Yang, Ritwik Majumder, Bertil Berggren +1 more | 2020-10-27 |
| 10700617 | Boosting modular multilevel converter | Ahmed Abdelhakim Moustafa Abdelrazek, Cicero Postiglione | 2020-06-30 |
| 10256745 | Multilevel converter with reduced AC fault handling rating | Alireza Nami, Jiaqi Liang, Liwei Wang | 2019-04-09 |
| 9876358 | Converter arrangement for power compensation and a method for controlling a power converter | Alireza Nami, Hector Zelaya De La Parra, Christopher Townsend | 2018-01-23 |
| 9209679 | Method and apparatus for transferring power between AC and DC power systems | Jyoti Sastry, Tomas Jonsson, Jiaqi Liang, Alireza Nami | 2015-12-08 |
| 9172221 | Converter building | Peter Terwiesch, Navid Mahdizadeh, Mats Hyttinen, Goran Eriksson, Axel Kramer +5 more | 2015-10-27 |
| 8942014 | Converter cell for cascaded converters and a control system and method for operating a converter cell | Staffan Norrga, Tomas Jonsson, Thomas Setz | 2015-01-27 |
| 8643323 | Photovoltaic system | Panagiotis Bakas, Georgios Demetriades, Staffan Norrga, Konstantinos Papastergiou, Bengt Stridh +2 more | 2014-02-04 |
| 8503202 | Modular voltage source converter | Filippo Chimento, Jean-Philippe Hasler, Falah Hosini, Tomas Jonsson, Peter Lundberg +4 more | 2013-08-06 |
| 8188726 | Method and arrangement to determine the cell capacitor voltage of a cell of a multi-cell power converter | Filippo Chimento, Jean-Philippe Hasler, Falah Hosini, Tomas Jonsson, Peter Lundberg +4 more | 2012-05-29 |