| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 162 | |
| #2 | Canada | 58 | |
| #3 | France | 5 | |
| #4 | United Kingdom | 3 | |
| #5 | Germany | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Engines, pumps and turbines | |
| #5 | Basic materials chemistry |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kliesrath Victor W | 133 |
| #2 | Bragg Caleb S | 125 |
| #3 | Bragg Caleb Smith | 55 |
| #4 | Kliesrath Victor William | 54 |
| #5 | Sanford Roy S | 11 |
| #6 | Loyd Pike Henry | 2 |
| #7 | Price Harold W | 2 |
| #8 | Freeman Walter R | 2 |
| #9 | Hawks Otis J | 1 |
| #10 | Ertel Jr John C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2209594A | Clutch control mechanism | |
| US2177447A | Clutch control mechanism | |
| US2152061A | Clutch control | |
| US2124781A | Clutch control mechanism | |
| US2144022A | Clutch control | |
| US2148271A | Clutch control mechanism | |
| US2148280A | Clutch and brake control mechanism | |
| US2185273A | Vacuum clutch control | |
| US2068962A | Control mechanism | |
| US2104731A | Clutch controlling mechanism | |
| US2068954A | Control mechanism | |
| US2185272A | Clutch control means | |
| US2110675A | Automatic clutch operating means | |
| US2057704A | Brake | |
| US2163872A | Automatic transmission | |
| US2068948A | Clutch control | |
| US2025854A | Power-operated clutch | |
| US2036053A | Valve for clutch control mechanism | |
| US2041475A | Clutch control mechanism | |
| US1923187A | Power actuator |