| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Peru | 3 | |
| #2 | Australia | 2 | |
| #3 | Canada | 2 | |
| #4 | Mexico | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | African Regional Industrial Property Organization | 1 | |
| #7 | Brazil | 1 | |
| #8 | China | 1 | |
| #9 | EAPO (Eurasian Patent Organization) | 1 | |
| #10 | EPO (European Patent Office) | 1 | |
| #11 | United States | 1 | |
| #12 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology | |
| #3 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Metal production and refining | |
| #2 | Climate change mitigation in goods production | |
| #3 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Voigt Paul | 7 |
| #2 | Hourn Michael Matthew | 7 |
| #3 | Bowen Patrick Joseph | 6 |
| #4 | Bowen Patrik Joseph | 1 |
| #5 | Paul Benjamin Voigt | 1 |
| #6 | Voigt Paul Benjamin | 1 |
| #7 | Michael Matthew Hourn | 1 |
| #8 | Paul Voigt | 1 |
| #9 | Patrick Joseph Bowen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2017117626A1 | Precipitation of nickel and cobalt | |
| CN104755640A | Recovery of zinc from lead slag | |
| AP201407425A0 | Treatment of sulphidic materials |