Inventor · Oviedo, FL, US

Thomas C. Edwards

36Patents
14h-index
3Co-inventors
74Inventor score

Filing activity: Apr 15, 1974 → Jun 18, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US4410305A Vane type compressor having elliptical stator with doubly-offset rotor Mechanical Engineering; Lighting; Heating 49 Expired
US4299097A Vane type compressor employing elliptical-circular profile Mechanical Engineering; Lighting; Heating 41 Expired
US3967466A Air conditioning system having super-saturation for reduced driving requirement Mechanical Engineering; Lighting; Heating 40 Expired
US5160252A Rotary vane machines with anti-friction positive bi-axial vane motion controls Emerging Cross-Sectional Technologies 37 Expired
US5027602A Heat engine, refrigeration and heat pump cycles approximating the Carnot cycle and apparatus therefor Mechanical Engineering; Lighting; Heating 35 Expired
US4738111A Power unit for converting heat to power Mechanical Engineering; Lighting; Heating 31 Expired
US4088426A Sliding vane type of compressor-expander having differential eccentricity feature Mechanical Engineering; Lighting; Heating 30 Expired
US5501586A Non-contact rotary vane gas expanding apparatus Emerging Cross-Sectional Technologies 27 Expired
US5087183A Rotary vane machine with simplified anti-friction positive bi-axial vane motion control Mechanical Engineering; Lighting; Heating 24 Expired
US3968649A Exhaust emission control system Emerging Cross-Sectional Technologies 22 Expired
US4617808A Oil separation system using superheat Mechanical Engineering; Lighting; Heating 18 Expired
US5536153A Non-contact vane-type fluid displacement machine with lubricant separator and sump arrangement Emerging Cross-Sectional Technologies 18 Expired
US4494386A Vapor refrigeration cycle system with constrained rotary vane compressor and low vapor pressure refrigerant Chemistry; Metallurgy 16 Expired
US4175398A Control system for air conditioner Mechanical Engineering; Lighting; Heating 14 Expired
US4241591A Air conditioning system employing dual cycle Mechanical Engineering; Lighting; Heating 14 Expired
US3956904A Compressor-expander for refrigeration having dual rotor assembly Mechanical Engineering; Lighting; Heating 14 Expired
US5374172A Rotary univane gas compressor Mechanical Engineering; Lighting; Heating 13 Expired
US5551854A Non-contact vane-type fluid displacement machine with consilidated vane guide assembly Mechanical Engineering; Lighting; Heating 11 Expired
US4017285A Heat pump-refrigeration system with water injection and regenerative heat exchanger Emerging Cross-Sectional Technologies 9 Expired
US4064705A Air conditioning system having compressor-expander in pressurized closed loop system with solar assist and thermal storage Mechanical Engineering; Lighting; Heating 8 Expired
US6720102B2 Rotating fuel cell Emerging Cross-Sectional Technologies 7 Expired
US6623261B2 Single-degree-of-freedom controlled-clearance univane™ fluid-handling machine Mechanical Engineering; Lighting; Heating 6 Expired
US6503071B2 High speed UniVane fluid-handling device Mechanical Engineering; Lighting; Heating 6 Expired
US4175400A Air conditioning system employing non-condensing gas with accumulator for pressurization and storage of gas Mechanical Engineering; Lighting; Heating 6 Expired
US5560741A Non-contact vane-type fluid displacement machine with rotor and vane positioning Mechanical Engineering; Lighting; Heating 5 Expired

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