Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020642 | Polycrystalline diamond abrasive elements | Brett Lancaster, Bronwyn Annette Roberts, Klaus Tank, Roy Derrick Achilles, Clement D. van der Riet | 2011-09-20 |
| 8016054 | Polycrystalline diamond abrasive elements | Brett Lancaster, Bronwyn Annette Roberts, Roy Derrick Achilles | 2011-09-13 |