| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 17 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Consumer goods | |
| #3 | Transport | |
| #4 | Electrical machinery and energy | |
| #5 | Environmental technology | |
| #6 | Engines, pumps and turbines | |
| #7 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Kitchen equipment | |
| #2 | Laundering textiles | |
| #3 | Aeroplanes | |
| #4 | Supplying combustion engines | |
| #5 | Climate change mitigation in transportation | |
| #6 | Unspecified technologies | |
| #7 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Purpura August C | 17 |
| Publication | Filing date | Title |
|---|---|---|
| US3084462A | Ironing and pressing appliance | |
| US2997258A | Helicopter type aircraft | |
| US2739768A | Aircraft having feathering airfoils | |
| US2739524A | Timing mechanism for a cooking vessel | |
| US2569259A | Electric flatiron | |
| US2416405A | Rotary drum drying machine | |
| US2372291A | Aircraft | |
| US2427474A | Vacuum hand ironing and drying apparatus | |
| US2402576A | Timer for toasters | |
| US2402575A | Quick drying flatiron | |
| US2300061A | Waffle baker | |
| US2129360A | Toaster | |
| US2093340A | Toaster | |
| US2107388A | Toaster | |
| US2009634A | Automatic toaster | |
| US2057741A | Egg cooker | |
| US1957289A | Automatic choke control for internal combustion engines |