| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 3 | |
| #2 | Canada | 3 | |
| #3 | China | 3 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | Mexico | 3 | |
| #6 | WIPO (World Intellectual Property Organization) | 3 | |
| #7 | South Africa | 3 | |
| #8 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hoffman Glenn E | 22 |
| #2 | Hoffman Gleen E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU2008295563A1 | Direct smelting of zinc bearing compounds to produce metallic zinc |