| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Thermal processes | |
| #3 | Furniture and games | |
| #4 | Consumer goods |
| # | Name | Total Patents |
|---|---|---|
| #1 | Parkhurst Leon F | 10 |
| #2 | Weeks Harry G | 5 |
| #3 | Scheeffer Gustave A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1043029A | Electric heating unit. | |
| US1027666A | Electric sad-iron and terminal box. | |
| US1035227A | Electric connector. | |
| US1045320A | Electric heater for ranges. | |
| US1023755A | Electric heating apparatus. | |
| US969976A | Sad-iron. | |
| US968682A | Electric percolator. | |
| US968683A | Electric oven. | |
| US975712A | Electric heater. | |
| CA54238A | Electric meter | |
| US1023754A | Electric cooking utensil. |