| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 14 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines | |
| #3 | Environmental technology | |
| #4 | Engines, pumps and turbines | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Superheating of steam | |
| #2 | Unspecified technologies | |
| #3 | Steam generation | |
| #4 | Siphons | |
| #5 | Venting or aerating devices | |
| #6 | Unspecified technologies | |
| #7 | Cremation furnaces |
| # | Name | Total Patents |
|---|---|---|
| #1 | Foster Ernest H | 16 |
| #2 | Primrose John | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA194672A | Apparatus for expanding superheater tubes | |
| US1151934A | Locomotive-superheater. | |
| US1106036A | Superheater. | |
| US1066198A | Destructor-furnace. | |
| US1060334A | Apparatus for superheating steam. | |
| US1136114A | Apparatus for superheating steam. | |
| US1047027A | Steam-superheating apparatus. | |
| US1064309A | Steam-superheater. | |
| US938568A | Steam-superheater. | |
| CA99692A | Steam superheater | |
| US913277A | Steam-superheater. | |
| US883871A | Superheater. | |
| US744323A | Tube for superheaters. | |
| US767516A | Hydraulic ram. | |
| US724000A | Valve. | |
| US963732A | Steam-superheater. |