| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Control | |
| #3 | Machines | |
| #4 | Mechanical elements | |
| #5 | Basic communication technologies | |
| #6 | Measurement |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tobias Norris Eric Douglas | 5 |
| #2 | Kenyon Taylor Maurice | 3 |
| #3 | Wallace Edwards Arthur | 2 |
| #4 | Norman Newton | 2 |
| #5 | Leonard Miller John | 1 |
| #6 | Maurice Whitehead | 1 |
| #7 | John Prinee | 1 |
| #8 | Sidney Atkinson | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2316707A | Control of automatic voltage regulators | |
| US2326885A | Induction type electricity integrating meter | |
| US2198736A | Voltage regulating relay | |
| US2233939A | Electrical surge absorber | |
| US2134913A | Radio or like receiver | |
| US2089736A | Automatic change speed gearing | |
| US2113470A | Synchronizing system |