Paul D. Stevenson
56Patents
13h-index
32Co-inventors
84Inventor score
Filing activity: Sep 3, 1974 → Oct 29, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7014589B2 | Seven-speed transmission | Mechanical Engineering; Lighting; Heating | 69 | Expired |
| US7021442B2 | One-way torque transmitter with a friction actuating apparatus | Mechanical Engineering; Lighting; Heating | 62 | Expired |
| US7766790B2 | Selectable one-way clutch | Emerging Cross-Sectional Technologies | 49 | Active |
| US7059995B2 | Seven- or eight-speed transmission | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| US7052430B2 | Transmission with friction launch mechanism | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| US7014590B2 | Seven-speed transmission | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US7033298B2 | Family of five-speed dual-clutch transmissions having three planetary gear sets | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US7189182B2 | Transmission clutch control system | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US6471616B2 | Power transmission with friction launch torque transmitting mechanism in forward and reverse | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US5482512A | Electro-mechanical hybrid powertrain with self-engaging brakes for starting the engine | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4049093A | Torque converter and lock-up clutch with a flow divider valve | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6095946A | Temperature rise control for disc type friction torque transmitters | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6827664B2 | Transmission | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US6742642B1 | Torque-transmitting torque to thrust apply mechanism having amplified thrust | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US3966031A | Torque converter and slipping clutch | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US7263907B2 | Dual clutch transmission with a torque converter | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6773370B2 | Seven-speed planetary transmission | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4091899A | Lock-up converter clutch with centrifugal control valves | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US7036644B2 | Torque-transmitting mechanism with latching apparatus | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US7249663B2 | Wet clutch friction plate and method | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US7308977B2 | Clutch assembly and method of reversing cooling fluid flow | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US7036645B2 | Rotating torque-transmitting apparatus | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7220206B2 | Hydrostatically applied clutch system with multiplex master cylinders | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5197355A | Power transmission and control | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US7059579B2 | Latching valve for a torque-transmitting mechanism in a transmission | Mechanical Engineering; Lighting; Heating | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.