Inventor · Cincinnati, OH, US

Alan Roy Stuart

47Patents
13h-index
39Co-inventors
81Inventor score

Filing activity: Feb 2, 1976 → Mar 6, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5317877A Intercooled turbine blade cooling air feed system Emerging Cross-Sectional Technologies 292 Expired
US4790133A High bypass ratio counterrotating turbofan engine Mechanical Engineering; Lighting; Heating 174 Expired
US5927644A Double failsafe engine mount Emerging Cross-Sectional Technologies 114 Expired
US5190441A Noise reduction in aircraft propellers Emerging Cross-Sectional Technologies 84 Expired
US5921500A Integrated failsafe engine mount Performing Operations; Transporting 68 Expired
US4621978A Counterrotating power turbine Emerging Cross-Sectional Technologies 36 Expired
US5369954A Turbofan engine bypass and exhaust system Performing Operations; Transporting 35 Expired
US4052847A Gas turbine engine gas flow ducts Mechanical Engineering; Lighting; Heating 24 Expired
US8469309B2 Monolithic structure for mounting aircraft engine Emerging Cross-Sectional Technologies 24 Active
US4161318A Sealing system for rotors Mechanical Engineering; Lighting; Heating 19 Expired
US10823114B2 Counter rotating turbine with reversing reduction gearbox Emerging Cross-Sectional Technologies 18 Active
US8727269B2 System and method for mounting an aircraft engine Emerging Cross-Sectional Technologies 17 Active
US10801442B2 Counter rotating turbine with reversing reduction gear assembly Emerging Cross-Sectional Technologies 17 Active
US11085515B2 Gearbox coupling in a turbomachine Mechanical Engineering; Lighting; Heating 8 Active
US10006405B2 Thrust reverser system with translating-rotating blocker doors and method of operation Emerging Cross-Sectional Technologies 8 Active
US9016040B2 Thrust reverser system with translating-rotating cascade and method of operation Emerging Cross-Sectional Technologies 6 Active
US8713910B2 Integrated thrust reverser/pylon assembly Emerging Cross-Sectional Technologies 6 Active
USD286880S Aircraft engine or similar article General 4 Expired
US7673442B2 Turbofan engine cowl assembly Mechanical Engineering; Lighting; Heating 3 Active
US10465606B2 Counter rotating turbine with reversing reduction gearbox Emerging Cross-Sectional Technologies 2 Active
US10544734B2 Three spool gas turbine engine with interdigitated turbine section Mechanical Engineering; Lighting; Heating 2 Active
US10539020B2 Two spool gas turbine engine with interdigitated turbine section Mechanical Engineering; Lighting; Heating 2 Active
US10519860B2 Turbine frame and bearing arrangement for three spool engine Emerging Cross-Sectional Technologies 2 Active
US10113508B2 Gas turbine engine and method of assembling the same Mechanical Engineering; Lighting; Heating 2 Active
US10663036B2 Gas turbine engine with rotating reversing compound gearbox Emerging Cross-Sectional Technologies 2 Active

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