| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 29 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Materials and metallurgy | |
| #3 | Machines | |
| #4 | Optics | |
| #5 | Surface technology and coating | |
| #6 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Magnetic or electrostatic solid separation | |
| #2 | Casting metal | |
| #3 | Unspecified technologies | |
| #4 | Coating metallic material | |
| #5 | Cameras | |
| #6 | Details of furnaces | |
| #7 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gates Elmer | 29 |
| Publication | Filing date | Title |
|---|---|---|
| US731037A | Diamagnetic separator. | |
| US729755A | Apparatus for casting alloys. | |
| US729754A | Method of casting alloys. | |
| US729756A | Alloy casting. | |
| US780716A | Method of agglomerating magnetic ore. | |
| US729753A | Subaqueous magnetic separator. | |
| US662414A | Magnetic separator. | |
| US662410A | Magnetic separation. | |
| US662411A | Magnetic separator. | |
| US731044A | Diamagnetic separation. | |
| US731045A | Diamagnetic separator. | |
| US731043A | Separating diamagnetic metal from sands, &c. | |
| US662412A | Magnetic separator. | |
| US662413A | Magnetic separator. | |
| US731041A | Diamagnetic separator. | |
| US731042A | Diamagnetic separation. | |
| US662409A | Apparatus for separating gold from magnetic sands. | |
| US731040A | Diamagnetic separation. | |
| US731036A | Diamagnetic separation. | |
| US731035A | Diamagnetic separator. |