| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 14 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Electrical machinery and energy | |
| #3 | Machines | |
| #4 | Control |
| # | Technology | |
|---|---|---|
| #1 | Burners | |
| #2 | Fluid fuel combustion | |
| #3 | Unspecified technologies | |
| #4 | Lighting device details | |
| #5 | Refrigerators | |
| #6 | Systems controlling non-electric variables | |
| #7 | Portable lighting devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Smith Harper F | 14 |
| Publication | Filing date | Title |
|---|---|---|
| US808581A | Vapor-burner. | |
| US759038A | Method of controlling combustion. | |
| US759037A | Lamp. | |
| US759036A | Vapor-lamp governor. | |
| US759035A | Fluid-pressure regulator or governor for vapor-lamps. | |
| US759034A | Vapor-burner. | |
| US714048A | High or low pressure metallic diaphragm attachment for governors. | |
| US693170A | Fluid-pressure regulator. | |
| US687075A | Vapor-burner. | |
| US690327A | Vapor-burner. | |
| US678829A | Vapor-burner. | |
| US632761A | Street-lamp. | |
| US628995A | Burner. | |
| US634705A | Vapor-burner. |