| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 4 | |
| #2 | Brazil | 2 | |
| #3 | Finland | 2 | |
| #4 | Turkey | 2 | |
| #5 | United States | 2 | |
| #6 | Australia | 1 | |
| #7 | Canada | 1 | |
| #8 | EPO (European Patent Office) | 1 | |
| #9 | Greece | 1 | |
| #10 | India | 1 | |
| #11 | Italy | 1 | |
| #12 | Republic of Korea | 1 | |
| #13 | Sweden | 1 | |
| #14 | Zimbabwe | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Pig-iron processing | |
| #2 | Metal production and refining | |
| #3 | Metal tempering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hewitt Jack | 8 |
| #2 | Slatter Donovan De Lacy | 5 |
| #3 | Fosse Pierre Richard De | 1 |
| #4 | Theodosiou Christopher Jonatho | 1 |
| #5 | Giles Harold Godfrey | 1 |
| #6 | Jack Hewitt | 1 |
| #7 | Slatter De Lacy Donovan | 1 |
| #8 | Pierre Richard De Fosse | 1 |
| #9 | De Lacy Slatter Donovan | 1 |
| #10 | De Lacy Slatter D | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA8908419B | Barbeque device | |
| ZA8903607B | Heat treatment of corrosion resistant steels | |
| US4986857A | Hot working and heat treatment of corrosion resistant steels | |
| ZW18288A1 | Sulphur and silicon control in ferrochromium production | |
| ZA8809510B | Sulphur and silicon control in ferrochromium production | |
| ZA8603066B | Structural members |