Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE44789 | Wire electrode and process for producing a wire electrode, particular for a spark erosion process | Bernd Barthel, Hans Hermanni | 2014-03-04 |
| 6806433 | High-strength erosion electrode | Bernd Barthel, Hans Hermanni, Klaus Tauber | 2004-10-19 |
| 6794597 | Wire electrode with a structured interface surface | Bernd Barthel, Tobias Noethe, Christoph Dietrich | 2004-09-21 |
| 6781081 | Wire electrode for spark erosion cutting | Bernd Barthel, Tobias Noethe, Christoph Dietrich | 2004-08-24 |
| 6447930 | Wire electrode and process for producing a wire electrode, particular for a spark erosion process | Bernd Barthel, Hans Hermanni | 2002-09-10 |
| 6448527 | High-strength erosion electrode | Bernd Barthel, Hans Hermanni, Klaus Tauber | 2002-09-10 |
| 5762726 | Wire electrode and process for producing a wire electrode, particular for a spark erosion process | Bernd Barthel, Hans Hermanni | 1998-06-09 |
| 5248104 | Wire-unwinding device | Hans Hermanni, Jurgen Gerlach | 1993-09-28 |
| 5231270 | Wire electrode | Hans Hermanni | 1993-07-27 |
| 5199162 | Method for the manufacture of a wire-electrode for spark-erosive cutting | — | 1993-04-06 |
| 5140125 | Wire-electrode arrangement for spark-erosive cutting | — | 1992-08-18 |
| 4935594 | Eroding electrode, in particular a wire electrode for the sparkerosive working | Hans Hermanni | 1990-06-19 |
| 4766280 | Wire electrode for the spark erosive cutting | — | 1988-08-23 |
| 4631237 | Wire electrode for spark-eroding systems | Erich Dommer | 1986-12-23 |