Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7169479 | Grain-oriented magnetic steel sheet comprising an electrically insulating coating | Bernd Schuhmacher, Klaus Guenther, Hermann Hingmann, Claus-Peter Klages, Heinz Dimigen +1 more | 2007-01-30 |
| 5723188 | Process for producing layers of cubic boron nitride | Holger Luthje, Simone Daaud | 1998-03-03 |
| 4731302 | Hard coatings for mechanically and corrosively stressed elements | Christian Weissmantel, Bernd Rau, Dietmar Roth, Bernd Rother | 1988-03-15 |