| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | United Kingdom | 3 | |
| #3 | Canada | 2 | |
| #4 | Germany | 2 | |
| #5 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Surface technology and coating | |
| #3 | Machines | |
| #4 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Electrolytic metal production | |
| #2 | Metal production and refining | |
| #3 | Working metallic powder | |
| #4 | Changing non-ferrous metals | |
| #5 | Furnaces | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stout Harry H | 3 |
| #2 | Osborn William H | 1 |
| #3 | Osborn William Henry | 1 |
| #4 | Stout Harry Howard | 1 |
| #5 | Stout Harry Howard Jr | 1 |
| #6 | Stout Jr Harry H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB377640A | Improvements in processes of coalescing metals | |
| US1889426A | Vessel for fire refining | |
| US1913133A | Coalescence of metals | |
| GB365052A | Improvements in the electro-deposition of copper | |
| US1846697A | Method of making brittle cathodes | |
| US1817935A | Pyrometallurgical copper refining | |
| GB271853A | Improvements in coalescing copper | |
| CA328647A | Brittle cathode | |
| CA303605A | Process of pyrometallurgically refining and casting copper |