Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10040724 | Ceramic composite and method to prepare the composite | Phylis Sarah Makurunje, Mathias Herrmann | 2018-08-07 |
| 8562702 | Abrasive compact | Kekeletso Mlungwane, Mathias Herrmann | 2013-10-22 |
| 8426043 | Boron suboxide composite materials | Anthony Clive Andrews, David Stuart McLachlan, Mathias Herrmann | 2013-04-23 |
| 8426330 | Boron suboxide composite material | Anthony Clive Andrews, Mathias Herrmann | 2013-04-23 |
| 8197780 | Method of producing a boron suboxide material | Geoffrey John Davies, Mathias Herrmann, Thembinkosi Shabalala | 2012-06-12 |
| 7955579 | Boron suboxide composite material | Geoffrey John Davies, Mathias Herrmann, Thembinkosi Shabalala | 2011-06-07 |
| 7794821 | Composite material for drilling applications | Mosimanegape Stephen Masete | 2010-09-14 |
| 7104160 | Method of making a cutting tool | Robert Fries | 2006-09-12 |
| 6979357 | Method of producing ultra-hard abrasive particles | Robert Fries, Manfred Nebelung, Geoffrey John Davies | 2005-12-27 |
| 6913633 | Polycrystalline abrasive grit | Robert Fries, Manfred Nebelung | 2005-07-05 |
| 6055886 | Drill blank | Klaus Tank | 2000-05-02 |
| 5690706 | Abrasive body | Martin S. Kramer, Johan Myburgh, Serdar Ozbayraktar, Siu-Wah Wai | 1997-11-25 |