| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 20 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Thermal processes | |
| #3 | Control | |
| #4 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Phelan Louis A M | 11 |
| #2 | Johnson Roy W | 2 |
| #3 | Clifford Hotchkiss | 2 |
| #4 | Leach Edgar J | 2 |
| #5 | Cramblet Paul K | 2 |
| #6 | Koch Lawrence E | 1 |
| #7 | Bogle John C | 1 |
| #8 | Dever Henry F | 1 |
| #9 | Gauger Frank A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1751544A | Mercury switch | |
| US1780302A | Actuator for controlling devices | |
| US1764346A | Thermally-operated circuit breaker | |
| US1780313A | Fusible switch plug | |
| US1779143A | Fusible switch plug | |
| US1783730A | Thermostatic valve | |
| US1770479A | Mercury switch | |
| US1747153A | Adjusting means for tiltable switches | |
| US1774109A | Electric switch | |
| US1738150A | Heating element | |
| US1745640A | Electric switch | |
| US1765297A | Electrical switch | |
| US1774275A | Time-controlled apparatus | |
| US1774108A | Electric switch | |
| US1773817A | Pilot-controlled gas valve | |
| US1764345A | Thermostatic switch | |
| US1783474A | Sign flasher | |
| US1780312A | Mounting for electrical switches | |
| US1736129A | Electrical switch | |
| US1796286A | Heater appliance |