Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8342609 | Mining method | Neville Robert Marillier, Derek Luke Anthony, Andre Pienaar | 2013-01-01 |
| D644948 | Borehole condition monitors | Pieter Etienne Dreyer, Neville Robert Marillier, Laurence J. Wilson, III | 2011-09-13 |