| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 4 | |
| #2 | United States | 2 | |
| #3 | Australia | 1 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Hong Kong | 1 | |
| #8 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Surface technology and coating | |
| #2 | Materials and metallurgy | |
| #3 | Environmental technology | |
| #4 | Chemical engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Jin In-Soo | 12 |
| #2 | Tychinin Vladimir | 2 |
| Publication | Filing date | Title |
|---|---|---|
| WO2011145760A1 | Method and apparatus for extracting precious metal from an inorganic granular waste catalyst |