| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Australia | 3 | |
| #3 | Canada | 3 | |
| #4 | France | 3 | |
| #5 | Japan | 3 | |
| #6 | Brazil | 2 | |
| #7 | South Africa | 2 | |
| #8 | China | 1 | |
| #9 | Colombia | 1 | |
| #10 | United Kingdom | 1 | |
| #11 | African Intellectual Property Organization | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Metal production and refining | |
| #2 | Climate change mitigation in goods production | |
| #3 | Compounds containing metals | |
| #4 | Alloys |
| # | Name | Total Patents |
|---|---|---|
| #1 | Krause Eberhard | 17 |
| #2 | Laundry Steven William | 9 |
| #3 | Luong Cuong Van | 8 |
| #4 | Mihaylov Indje Ognianov | 8 |
| #5 | Perraud Jean-Jacques Robert | 3 |
| #6 | Indje Ognianov Mihaylov | 2 |
| #7 | Laundry Steve William | 1 |
| #8 | Laundry S W | 1 |
| #9 | Perraud Jean-Jaques Robert | 1 |
| #10 | Heck Karl A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2004014589A1 | Method for removing impurities from solvent extraction solutions | |
| OA10135A | A process for the extraction and separation of nikel and/or cobalt | |
| US5535992A | Apparatus and method for acidic leaching of lateritic ores | |
| US5378262A | Process for the extraction and separation of nickel and/or cobalt |