| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Packaging and shipping | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Domestic stoves | |
| #2 | Unspecified technologies | |
| #3 | Containers for goods storage | |
| #4 | Casings for combustion chambers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hoffstetter Carl H | 15 |
| #2 | Hoffstetter Robert F | 14 |
| Publication | Filing date | Title |
|---|---|---|
| US2249733A | Oven for gas ranges | |
| US2157608A | Stove and range | |
| US2187320A | Stove or range | |
| US2088957A | Stove and range | |
| US2105418A | Broiler drawer for gas ranges and the like | |
| US1922587A | Oven door construction | |
| US1943939A | Service drawer mounting for ranges or stoves | |
| US1954174A | Cooking range top for stoves or ranges | |
| US1962819A | Removable burner box lining for stoves or ranges | |
| US1922586A | Gas range | |
| US1922585A | Broiler oven | |
| US1910336A | Leg attachment for stoves or ranges | |
| US1910337A | Means for attaching stoves to shipping crates | |
| CA333128A | Broiler oven | |
| CA333129A | Range drawer mounting |