| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Australia | 2 | |
| #3 | Canada | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Materials and metallurgy | |
| #3 | Civil engineering | |
| #4 | Basic materials chemistry | |
| #5 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Barthel James | 7 |
| #2 | Enos Michael L | 7 |
| #3 | Schwaab Trevor C | 7 |
| #4 | Peters Mark A | 6 |
| #5 | Barthel James M | 6 |
| Publication | Filing date | Title |
|---|---|---|
| US2018037973A1 | Method for the treatment of metallic particles and objects contaminated with metallic particles | |
| AU2003260088A1 | Treatment of surfaces to stabilize heavy metals |