| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 33 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Thermal processes | |
| #3 | Materials and metallurgy | |
| #4 | Machines | |
| #5 | Electrical machinery and energy | |
| #6 | Machine tools | |
| #7 | Packaging and shipping |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hollands John C | 6 |
| #2 | Anderson Carl R | 5 |
| #3 | Fromknecht Bernard M | 4 |
| #4 | Griswold Roger W | 3 |
| #5 | Massing Charles Andrew | 3 |
| #6 | Massing Charles A | 3 |
| #7 | Lon Mckinney | 2 |
| #8 | Monahan Daniel J | 1 |
| #9 | Hollans John Caleb | 1 |
| #10 | Griswold Milton O | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2216302A | Pipe perforating device | |
| US2216288A | Pipe perforating device | |
| US2101487A | Rack for cooking utensils | |
| US2033068A | Grill | |
| US2036183A | Electric oven | |
| US1980654A | Electric heater | |
| US2033060A | Grill | |
| US2033067A | Grill | |
| US1858851A | Hair waver | |
| US1806196A | Waffle iron | |
| US1801574A | Mold-handling apparatus | |
| US1778808A | Method of forming electric heater plates | |
| US1778807A | Electric heater | |
| US1692644A | Electric cooking utensil | |
| US1665037A | Skillet | |
| US1693784A | Electric cooking stove | |
| US1554360A | Skillet | |
| US1563026A | Stove | |
| US1422355A | Handle | |
| US1377684A | Kettle |