| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | EAPO (Eurasian Patent Organization) | 3 | |
| #4 | Australia | 2 | |
| #5 | Brazil | 2 | |
| #6 | EPO (European Patent Office) | 2 | |
| #7 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Measurement | |
| #3 | Environmental technology | |
| #4 | Thermal processes | |
| #5 | Chemical engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hohenstein Boyne Friedrich | 17 |
| #2 | Cowan George Michael | 11 |
| #3 | Hofmeyr Pierre Karel | 6 |
| #4 | Mcintosh Keith Sheares | 6 |
| #5 | Mckintosh Keith Sheares | 3 |
| #6 | Mcintosh Keith S | 1 |
| #7 | Hofmeyer Puerre Karel | 1 |
| #8 | Hohenstain Boyne Friedrich | 1 |
| #9 | Cowal George Michael | 1 |
| #10 | Hofmeyer Pierre Karel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2004044578A1 | Separating vessel | |
| ZA200304435B | Method of mineral treatment. | |
| AU2003252188A1 | Method of ore treatment | |
| WO03098140A1 | Continuous furnace | |
| ZA200300010B | Assaying method. | |
| ZA200204418B | Handling mechanism and method. | |
| ZA200106326B | Metallurgical sampling. | |
| ZA200105789B | Assaying method. | |
| EA006041B1 | Method of assaying and apparatus therefor | |
| US7066981B2 | Assaying method |