Inventor · Laingsburg, MI, US

Stephen M. Thomas

35Patents
11h-index
44Co-inventors
75Inventor score

Filing activity: Jul 1, 1983 → May 12, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6551734B1 Solid oxide fuel cell having a monolithic heat exchanger and method for managing thermal energy flow of the fuel cell Emerging Cross-Sectional Technologies 74 Expired
US4655521A Multicomponent telephone block access system Electricity 33 Expired
US4585290A Modular test plug adapter Electricity 24 Expired
US8740113B2 Pressure swirl flow injector with reduced flow variability and return flow Emerging Cross-Sectional Technologies 23 Active
US4712234A Multi-purpose modular jack connecting block Electricity 21 Expired
USD290249S Modular test plug adapter General 20 Expired
US8047452B2 Method and apparatus for injecting atomized fluids Emerging Cross-Sectional Technologies 20 Active
US8973895B2 Electromagnetically controlled injector having flux bridge and flux break Emerging Cross-Sectional Technologies 18 Active
US8998114B2 Pressure swirl flow injector with reduced flow variability and return flow Emerging Cross-Sectional Technologies 17 Active
US5008931A Multi-purpose modular jack connection block Electricity 17 Expired
US4569128A Telephone equipment installation tool Emerging Cross-Sectional Technologies 11 Expired
US4575168A Bridging clip with centering tab Electricity 10 Expired
US9683472B2 Electromagnetically controlled injector having flux bridge and flux break Emerging Cross-Sectional Technologies 10 Active
US8910884B2 Coaxial flow injector Emerging Cross-Sectional Technologies 8 Active
US9982793B2 Passive exhaust valve with dual torsion spring Emerging Cross-Sectional Technologies 7 Active
US10180092B2 Flutter dampened exhaust valve Mechanical Engineering; Lighting; Heating 7 Active
US9982794B2 Passive exhaust valve with external torsion spring Emerging Cross-Sectional Technologies 7 Active
US10788136B1 Damper valve assembly Emerging Cross-Sectional Technologies 6 Active
US8327829B2 Injector mounting system Emerging Cross-Sectional Technologies 5 Active
US8701389B2 Reagent injector control system Emerging Cross-Sectional Technologies 5 Active
US4682837A Eight conductor modular plug Electricity 5 Expired
US8677738B2 Pre-injection exhaust flow modifier Emerging Cross-Sectional Technologies 4 Active
US10253664B2 Passive exhaust valve assembly with overlapping slip joint and method of forming and installation Mechanical Engineering; Lighting; Heating 4 Active
US10598059B2 Slotted snap-action valve assembly for exhaust system Mechanical Engineering; Lighting; Heating 4 Active
USD294690S Multi-purpose modular jack connecting block General 3 Expired

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