Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11697752 | Shaped ceramic abrasive particle and method for producing a shaped ceramic abrasive particle | Jiri Misak, Stefan Fuenfschilling | 2023-07-11 |
| 10717908 | Abrasive particle with at most three surfaces and one corner | Georg Hejtmann, Petra Stedile, Stefan Fuenfschilling, Thomas Rohner, Donat Frei +4 more | 2020-07-21 |
| 10557068 | Abrasive grain with main surfaces and subsidiary surfaces | Georg Hejtmann, Gert Lindemann, Stefan Fuenfschilling, Petra Stedile, Adrian Jenni +1 more | 2020-02-11 |
| 9914863 | Abrasive particle with at most three surfaces and one corner | Georg Hejtmann, Petra Stedile, Stefan Fuenfschilling, Thomas Rohner, Donat Frei +4 more | 2018-03-13 |
| 9771505 | Abrasive grain containing a first face without vertices and a second face with vertices | Georg Hejtmann, Gert Lindemann, Stefan Fuenfschilling, Petra Stedile, Adrian Jenni +1 more | 2017-09-26 |