| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Canada | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | Australia | 1 | |
| #6 | China | 1 | |
| #7 | Colombia | 1 | |
| #8 | Russian Federation | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology | |
| #3 | Chemical engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thomas Joseph L | 15 |
| #2 | Brem Gerald F | 6 |
| #3 | Tomas Dzhozef L | 1 |
| #4 | Brem Dzheral D F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US7935173B1 | Process for recovery of precious metals | |
| WO2006113284A2 | Process for recovering platinum group metals, rhenium and gold | |
| US2009047198A1 | Process for the extraction of specific transition metals with gaseous HCL |