Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8749330 | Electric contact element and method for producing an electric contact element | Jens Heinrich, Ralf Hoffmann, Peter Sandeck, Martin Wieberger, Peter Braumann +2 more | 2014-06-10 |
| 7754280 | Silver/carbon-based material and method for producing the same for contact material | Bernd Kempf, Roger Wolmer, Carsten Boehme, Werner Roth | 2010-07-13 |
| 7566437 | Process for manufacture of silver-based composite powders for electrical contact materials and composite powders so produced | Dan V. Goia, Bernd Kempf, Inge Fallheier, Roger Wolmer | 2009-07-28 |
| 5985440 | Sintered silver-iron material for electrical contacts and process for producing it | Wolfgang Weise, Willi Malikowski, Roger Wolmer, Peter Braumann | 1999-11-16 |
| 5841044 | Silver-iron material for electrical switching contacts (I) | Wolfgang Weise, Willi Malikowski, Roger Wolmer, Peter Braumann | 1998-11-24 |
| 5808213 | Silver-iron material for electrical switching contacts (II) | Wolfgang Weise, Willi Malikowski, Roger Wolmer, Peter Braumann | 1998-09-15 |
| 5728194 | Silver-iron material for electrical switching contacts (III) | Wolfgang Weise, Willi Malikowski, Roger Wolmer, Peter Braumann | 1998-03-17 |