Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9672964 | High field strength varistor material | Felix Greuter, Oliver Beck, Ragnar Osterlund, Reto Kessler | 2017-06-06 |
| 7651636 | Nonlinear electrical material for high and medium voltage applications | Hansjoerg Gramespacher, Petra Kluge-Weiss, Felix Greuter, Lise Donzel, Reto Kessler | 2010-01-26 |
| 7318844 | Laser-irradiated metallized electroceramic | Reto Kessler, Felix Greuter | 2008-01-15 |
| 7170004 | Surrounding body for a high voltage cable and cable element, which is provided with such a surrounding body | Hansjoerg Gramespacher, Felix Greuter | 2007-01-30 |
| 6614640 | Surge arrester | Bernhard Richter, Stephan Hoffarth | 2003-09-02 |
| 6346872 | Method for producing a varistor based on a metal oxide and a varistor produced using this method | Felix Greuter, Wolfgang Kluge | 2002-02-12 |
| 6342828 | Resistor which is designed in the form of a column and is resistant to high current in particular a varistor on a metal-oxide base, and method for producing such a resistor | Wolfgang Kluge, Rene Rudolph, Claus Schuler | 2002-01-29 |
| 6199268 | Method for producing a varistor based on a metal oxide and a varistor produced using this method | Felix Greuter, Wolfgang Kluge | 2001-03-13 |