Brian W. Whitmarsh
25Patents
6h-index
31Co-inventors
65Inventor score
Filing activity: Dec 19, 2001 → Mar 6, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8069661B2 | Transmission hydraulic control system having an accumulator | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US8613681B2 | Transmission hydraulic control system having clutch compensator feed override | Mechanical Engineering; Lighting; Heating | 12 | Active |
| US7325885B2 | Regulator valve for a torque-transmitting mechanism and method of engaging a torque-transmitting mechanism | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6669598B2 | Line pressure control for a continuously variable transmission | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US8475336B2 | Hydraulic control system for a dual clutch transmission | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US7082851B2 | Hydraulic servo assembly for an internal electronic transmission range selection (ETRS) system | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6595340B2 | Charging system for a rotating clutch assembly | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US10167948B2 | Hydraulic control system for an automatic transmission | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US7752935B2 | Control system for a multi-speed transmission | Emerging Cross-Sectional Technologies | 5 | Active |
| US7797933B2 | Servo system augmented with an active material component | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US7896775B2 | Control system for electronic range selection in a dual clutch transmission | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US8887498B2 | Transmission hydraulic control system having an accumulator bypass valve assembly | Emerging Cross-Sectional Technologies | 4 | Active |
| US6622835B2 | Engagement control having a multiplexed hydraulic circuit for controlling a torque converter clutch and shifting clutches in an automatic transmission | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8012063B2 | Pressure assisted park servo | Emerging Cross-Sectional Technologies | 3 | Active |
| US8942901B2 | Method of controlling a hydraulic control system for a dual clutch transmission | Emerging Cross-Sectional Technologies | 3 | Active |
| US7828684B2 | Control system for a differential in a transmission | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10161506B2 | Hydraulic control system for an automatic transmission with electronic transmission range selection | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8485931B1 | Multiplexed fluid control circuit | Emerging Cross-Sectional Technologies | 2 | Active |
| US8065930B2 | Hydraulic actuator for transmissions having reduced noise | Emerging Cross-Sectional Technologies | 2 | Active |
| US10012311B2 | Hydraulic control system for an automatic transmission having a neutral locked turbine mode | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9033681B2 | Control valve body with integrated pump for automatic transmissions | Emerging Cross-Sectional Technologies | 1 | Active |
| US10161508B2 | Hydraulic control system for an automatic transmission having default gears applied through a clutch hydraulic exhaust circuit | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8771120B2 | Control system for electronic range selection in a dual clutch transmission and for a differential in a transmission | Emerging Cross-Sectional Technologies | 0 | Active |
| US9765885B2 | Method of controlling a hydraulic control system for a dual clutch transmission | Emerging Cross-Sectional Technologies | 0 | Active |
| US8955661B2 | Electro-hydraulic control system using shift valves for a hybrid drive unit | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.