Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10204159 | On-demand system and method for retrieving video from a commercial vehicle | James W. Angel, Michael D. Nalepka | 2019-02-12 |
| 8268038 | High temperature leaching process | Jaco Steyn, Susanna Helena Minnaar | 2012-09-18 |
| 6860919 | Recovery of precious metal from sulphide minerals by bioleaching | Alan Norton, John Batty, Petrus Basson | 2005-03-01 |
| 6833020 | Recovery of copper from copper bearing sulphide minerals by bioleaching with controlled oxygen feed | Petrus Basson, Deborah Maxine Miller | 2004-12-21 |
| 6733567 | Recovery of nickel from nickel bearing sulphide minerals by bioleaching | Petrus Basson, Alan Norton, Frank K. Crundwell | 2004-05-11 |
| 6582494 | Recovery of nickel and copper from sulphide concentrates by bioleaching | Deborah Maxine Miller | 2003-06-24 |
| 6245125 | Copper, nickel and cobalt recovery | Deborah Maxine Miller | 2001-06-12 |