| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Control | |
| #3 | Furniture and games | |
| #4 | Electrical machinery and energy | |
| #5 | Medical technology | |
| #6 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Burners | |
| #2 | Systems controlling non-electric variables | |
| #3 | Domestic stoves | |
| #4 | Games | |
| #5 | Household appliances | |
| #6 | Lighting device details | |
| #7 | Doors and windows | |
| #8 | Implantable devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rudolph Hoffman | 9 |
| #2 | Barschow Hubert A | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2162401A | Method of trimming wicks | |
| US1765426A | Grate | |
| US1650716A | Burner | |
| US1612921A | Burner | |
| US1630386A | Oil stove | |
| US1710023A | Stove top | |
| US1684585A | Burner | |
| GB211727A | A combined rug and foot-muff | |
| US1544880A | Automatic thermostat control for ovens | |
| US1543744A | Thermostatic regulator for ovens | |
| US1512092A | Collapsible shutter | |
| US1535918A | Baseball game device |