Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12119170 | Method for producing a magnetic powder | Reinhard Simon, Jacim Jacimovic, Lorenz Herrmann, Elio Alberto Perigo | 2024-10-15 |
| 11557428 | Medium-frequency transformer with dry core | Lise Donzel, Rudi Velthuis, Thomas Gradinger | 2023-01-17 |
| 11380464 | Surge arrester and associated manufacturing method | Chun-Lin Li, Ektor Sotiropoulos, Jiansheng Chen, Jian He, Liang Song +1 more | 2022-07-05 |
| 11315711 | Sintered magnet, electrical machine, use of the sintered magnet for an electrical machine and manufacturing method of a sintered magnet | Elio Alberto Perigo, Darren Tremelling, Jacim Jacimovic, Nikolaus Zant, Reinhard Simon +1 more | 2022-04-26 |
| 10910135 | Surge arrester and associated manufacturing method | Chun-Lin Li, Jian He, Deli Gao, Maoshan Niu, Ektor Sotiropoulos +2 more | 2021-02-02 |
| 10269479 | Magnet having regions of different magnetic properties and method for forming such a magnet | Reinhard Simon, Jacim Jacimovic, Darren Tremelling, Erik Johansson, Tomaz Tomse | 2019-04-23 |
| 9882373 | System for protection of dry type transformers | Elisabeth Lindell, Lars Liljestrand | 2018-01-30 |
| 9824800 | Multi-terminal surge arrester | Bernhard Doser, Peter Dubach, Elisabeth Lindell, Lars Liljestrand | 2017-11-21 |
| 9672964 | High field strength varistor material | Michael Hagemeister, Oliver Beck, Ragnar Osterlund, Reto Kessler | 2017-06-06 |
| 9396848 | Device with overvoltage protection and method for its testing | Dieter Fuechsle, Daniel Neeser, Bernhard Doser, Daniel Muller, Marlene Ljuslinder | 2016-07-19 |
| 8545977 | Polymer concrete electrical insulation | Stephen Clifford, Faustine Soyeux, Andrej Krivda, Vincent Tilliette, Nikolaus Zant +2 more | 2013-10-01 |
| 7868732 | Microvaristor-based overvoltage protection | Markus Hoidis, Lise Donzel, Reto Kessler | 2011-01-11 |
| 7651636 | Nonlinear electrical material for high and medium voltage applications | Hansjoerg Gramespacher, Michael Hagemeister, Petra Kluge-Weiss, Lise Donzel, Reto Kessler | 2010-01-26 |
| 7618550 | Polymer compound with nonlinear current-voltage characteristic and process for producing a polymer compound | Yvo Dirix, Petra Kluge-Weiss, Walter Schmidt, Reto Kessler | 2009-11-17 |
| 7320762 | Polymer compound with nonlinear current-voltage characteristic and process for producing a polymer compound | Yvo Dirix, Petra Kluge-Weiss, Walter Schmidt, Reto Kessler | 2008-01-22 |
| 7318844 | Laser-irradiated metallized electroceramic | Reto Kessler, Michael Hagemeister | 2008-01-15 |
| 7262367 | High voltage bushing with field control material | Lise Donzel, Hansjoerg Gramespacher | 2007-08-28 |
| 7170004 | Surrounding body for a high voltage cable and cable element, which is provided with such a surrounding body | Hansjoerg Gramespacher, Michael Hagemeister | 2007-01-30 |
| 6678139 | High voltage lead-through | Thomas Christen, Petra Kluge-Weiss | 2004-01-13 |
| 6515570 | Fuse with overstoichiometric amount of oxidant | Uwe Kaltenborn, Ralf Strumpler, Joachim Glatz-Reichenbach | 2003-02-04 |
| 6469611 | Non-linear resistance with varistor behavior and method for the production thereof | Petra Kluge-Weiss, Ralf Strumpler | 2002-10-22 |
| 6396383 | Protective element | Joachim Glatz-Reichenbach, Ruzica Loitzl-Jelenic, Jorgen Skindhoj, Ralf Strumpler | 2002-05-28 |
| 6364677 | Arrangement in terminating a cable | Arne Nysveen, Svend Roche, Elias Julke, Jakob Rhyner | 2002-04-02 |
| 6346872 | Method for producing a varistor based on a metal oxide and a varistor produced using this method | Michael Hagemeister, Wolfgang Kluge | 2002-02-12 |
| 6199268 | Method for producing a varistor based on a metal oxide and a varistor produced using this method | Michael Hagemeister, Wolfgang Kluge | 2001-03-13 |