| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Canada | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | China | 1 | |
| #5 | Germany | 1 | |
| #6 | Japan | 1 | |
| #7 | Republic of Korea | 1 | |
| #8 | Taiwan | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Contaminated soil reclamation | |
| #3 | Solid waste disposal | |
| #4 | Chemical means for extinguishing fires | |
| #5 | Water treatment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mccullough Thomas P | 9 |
| #2 | Kriech Anthony J | 8 |
| #3 | Meyer Gary J | 6 |
| #4 | Thomas P Mccullough | 4 |
| #5 | Anthony J Kriech | 4 |
| #6 | Meyer Gary Joel | 3 |
| #7 | Roper Ralph E | 2 |
| #8 | Gary J Meyer | 2 |
| #9 | Gary Joel Meyer | 2 |
| #10 | Roper Ralph E Jr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2018078805A1 | Use of lead smelting slags for the stabilization of metal ions from solid or liquid media | |
| US2017144895A1 | Method for treating soil and groundwater containing heavy metals including nickel | |
| TW201718078A | Use of ferrous sulfide for the removal of selenium from gases | |
| CA2904381A1 | Use of ferrous sulfide suspension for the removal of mercury from flue gases |