| # | Country | Total Patents | |
|---|---|---|---|
| #1 | African Regional Industrial Property Organization | 1 | |
| #2 | Argentina | 1 | |
| #3 | Australia | 1 | |
| #4 | Canada | 1 | |
| #5 | China | 1 | |
| #6 | Cuba | 1 | |
| #7 | Algeria | 1 | |
| #8 | Ecuador | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | Croatia | 1 | |
| #11 | Ireland | 1 | |
| #12 | New Zealand | 1 | |
| #13 | Panama | 1 | |
| #14 | Peru | 1 | |
| #15 | Ukraine | 1 | |
| #16 | United States | 1 | |
| #17 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Climate change mitigation in goods production | |
| #2 | Metal production and refining |
| # | Name | Total Patents |
|---|---|---|
| #1 | Butler Dean Robert | 16 |
| Publication | Filing date | Title |
|---|---|---|
| UA26265A | METHOD OF EXTRACING PRECIOUS METALS FROM ORE, ORE CONCENTRATES OR TAIL WASTE | |
| NZ232793A | Recovering noble metal values from ores, ore concentrates or tailings with the leach slurry at low density |