Inventor · La Junta, CO, US

James A. Thomas

35Patents
11h-index
29Co-inventors
75Inventor score

Filing activity: Nov 17, 1975 → Apr 1, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5541831A Computer controlled separator device Emerging Cross-Sectional Technologies 27 Expired
US6541424B2 Manufacture and use of a herbicide formulation Human Necessities 24 Expired
US6351676B1 Computer controlled separator device Emerging Cross-Sectional Technologies 21 Expired
US4829642A Method of making a crankshaft Emerging Cross-Sectional Technologies 18 Expired
US5449063A Modified drive system for endless belt conveyors with rollers having driving, supporting and aligning features Performing Operations; Transporting 18 Expired
US5943231A Computer controlled separator device Emerging Cross-Sectional Technologies 17 Expired
US4793918A Gravity separator Performing Operations; Transporting 15 Expired
US4101950A Portable fluid transfer pump Electricity 12 Expired
US8390276B2 Target magnet assembly for a sensor used with a steering gear Emerging Cross-Sectional Technologies 11 Active
US6466431B1 Modular electronic control unit mounting device for a mobile vehicle Performing Operations; Transporting 11 Expired
US3994325A Apparatus for harvesting a tree Human Necessities 11 Expired
US8448528B2 Three-piece torque sensor assembly Physics 10 Active
US5073095A Whisper quiet electromagnetic fluid pump Mechanical Engineering; Lighting; Heating 10 Expired
US6343234B1 Computer controller for a separator device Emerging Cross-Sectional Technologies 9 Expired
US5282532A Modified drive system for endless belt conveyors with rollers having driving, supporting and aligning features Performing Operations; Transporting 8 Expired
US5160020A Drive system for endless belt conveyors with rollers having driving, supporting and aligning features Performing Operations; Transporting 7 Expired
US6082408A Modular air tank assembly Emerging Cross-Sectional Technologies 7 Expired
US8887718B2 Low profile heat and moisture exchanger device for tracheotomy and speaking valve Human Necessities 5 Active
US7819978B2 Diesel particulate filter cleaning apparatus and method Mechanical Engineering; Lighting; Heating 4 Active
US6461117B2 Reversible volume oil pump Emerging Cross-Sectional Technologies 4 Expired
US7216941B2 Parking brake lock-in key switch system with automatic application for a vehicle with an air brake system Performing Operations; Transporting 4 Expired
US7767031B2 Diesel particulate filter cleaning apparatus and method Mechanical Engineering; Lighting; Heating 4 Active
US8052831B2 Low temperature, vacuum cure fabrication process for large, honeycomb core stiffened composite structures Emerging Cross-Sectional Technologies 3 Active
US6805212B2 Park pawl for electric vehicle transmissions Emerging Cross-Sectional Technologies 3 Expired
US9346082B2 Gravity separator Performing Operations; Transporting 2 Active

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