Inventor · Ortonville, MI, US

Robert Downs

36Patents
17h-index
26Co-inventors
81Inventor score

Filing activity: Sep 30, 1985 → Sep 6, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US7390458B2 High throughput processing system and method of using Emerging Cross-Sectional Technologies 165 Expired
US6307277A Apparatus and method for a torque and fuel control system for a hybrid vehicle Emerging Cross-Sectional Technologies 111 Expired
US4707789A Adaptive direct pressure shift control for a motor vehicle transmission Mechanical Engineering; Lighting; Heating 85 Expired
US4653350A Adaptive direct pressure shift control for a motor vehicle transmission Mechanical Engineering; Lighting; Heating 69 Expired
US6376927B1 Hybrid electric drive and control method therefor Emerging Cross-Sectional Technologies 68 Expired
US6592324B2 Gripper mechanism Emerging Cross-Sectional Technologies 61 Expired
US6616569B2 Torque control system for a hybrid vehicle with an automatic transmission Emerging Cross-Sectional Technologies 58 Expired
US4653351A Clutch-to-clutch power-on downshifting in a motor vehicle automatic transmission Mechanical Engineering; Lighting; Heating 52 Expired
US4671139A Clutch-to-clutch coast downshifting in a motor vehicle automatic transmission Emerging Cross-Sectional Technologies 44 Expired
US6453864B1 Crankshaft rotation control in a hybrid electric vehicle Emerging Cross-Sectional Technologies 40 Expired
US6254507A Reverse one-way torque converter clutch Emerging Cross-Sectional Technologies 37 Expired
US6918309B2 Sample deposition method and system Emerging Cross-Sectional Technologies 26 Expired
US6534014B1 Specimen plate lid and method of using Performing Operations; Transporting 24 Expired
US6932557B2 Gripping mechanisms, apparatus, and methods Emerging Cross-Sectional Technologies 20 Expired
US4664242A Torque transmitting device having a fluid-operated piston Mechanical Engineering; Lighting; Heating 19 Expired
US7422411B2 Gripping mechanisms, apparatus and methods Emerging Cross-Sectional Technologies 18 Active
US5365804A Parking mechanism for a power transmission Emerging Cross-Sectional Technologies 18 Expired
US6964867B2 Method and apparatus for performing multiple processing steps on a sample in a single vessel Chemistry; Metallurgy 17 Expired
US6286474A Engine balancer Mechanical Engineering; Lighting; Heating 15 Expired
US5588327A Multiplexed hydraulic clutch control Emerging Cross-Sectional Technologies 14 Expired
US6827113B2 Massively parallel fluid dispensing systems and methods Physics 14 Expired
US4756213A Transmission control with a clutch priority valve Emerging Cross-Sectional Technologies 14 Expired
US5186065A Multi-ratio power transmission Emerging Cross-Sectional Technologies 12 Expired
US5046592A Servo shift control for a forward/reverse mechanism Emerging Cross-Sectional Technologies 9 Expired
US6709872B1 Method and apparatus for dispensing low nanoliter volumes of liquid while minimizing waste Emerging Cross-Sectional Technologies 8 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.