Inventor · Chandler, AZ, US

Stephen G. Abel

19Patents
8h-index
19Co-inventors
69Inventor score

Filing activity: Aug 15, 1984 → Sep 18, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US6233919A Force driven hot gas proportional thruster valve Mechanical Engineering; Lighting; Heating 20 Expired
US6006780A Two-stage, warm-gas high pressure regulator Emerging Cross-Sectional Technologies 20 Expired
US6211665A Solenoid motion detection circuit Physics 18 Expired
US4649803A Servo system method and apparatus, servo valve apparatus therefor and method of making same Emerging Cross-Sectional Technologies 16 Expired
US6227247A Position driven hot gas proportional thruster valve Emerging Cross-Sectional Technologies 13 Expired
US7658349B2 Pilot flight control stick haptic feedback system and method Performing Operations; Transporting 10 Active
US4768555A Solenoid valve Emerging Cross-Sectional Technologies 10 Expired
US6779759B1 Integrated power and attitude control system and method Performing Operations; Transporting 9 Expired
US6598385B1 Two stage gas pilot valve controlling gas flow to a reaction jet nozzle Mechanical Engineering; Lighting; Heating 8 Expired
US6603230B1 Active magnetic bearing assembly using permanent magnet biased homopolar and reluctance centering effects Electricity 8 Expired
US6951317B2 Vehicle, lightweight pneumatic pilot valve and related systems therefor Mechanical Engineering; Lighting; Heating 8 Expired
US7078880B2 Energy storage flywheel voltage regulation and load sharing system and method Emerging Cross-Sectional Technologies 6 Expired
US6937678B2 Rate and acceleration limiting filter and method for processing digital signals Electricity 6 Expired
US6845952B2 Flywheel prognostic health and fault management system and method Emerging Cross-Sectional Technologies 5 Expired
US7886519B2 Solid propellant burn rate, propellant gas flow rate, and propellant gas pressure pulse generation control system and method Mechanical Engineering; Lighting; Heating 5 Active
US7051512B2 Fluidic diverter valve with a variable valve-bore clearance Emerging Cross-Sectional Technologies 3 Expired
US6734650B2 System and method for controlling an active magnetic bearing using continuous variable compensation Mechanical Engineering; Lighting; Heating 3 Expired
US4641405A Servo system method and apparatus servo valve apparatus therefor and method of making same Emerging Cross-Sectional Technologies 2 Expired
US9811950B2 Aircraft electric taxi system diagnostic and prognostic evaluation system and method Emerging Cross-Sectional Technologies 1 Active

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