Inventor · Ris-Orangis, FR

Jacques Rene Bart

27Patents
8h-index
25Co-inventors
75Inventor score

Filing activity: Jul 6, 1984 → Jun 12, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5157915A Pod for a turbofan aero engine of the forward contrafan type having a very high bypass ratio Performing Operations; Transporting 87 Expired
US7552591B2 Twin spool turbine engine with power take-off means on the low-pressure and high-pressure rotors, and power take-off module for the turbine engine Emerging Cross-Sectional Technologies 71 Active
US7299621B2 Three-spool by-pass turbojet with a high by-pass ratio Emerging Cross-Sectional Technologies 45 Expired
US4565492A Sealing device for turbine blades of a turbojet engine Emerging Cross-Sectional Technologies 29 Expired
US8794922B2 Assembly between a compressor shaft trunnion and a bevel gear for driving an accessory gearbox of a turbomachine Mechanical Engineering; Lighting; Heating 26 Active
US7412819B2 Turbojet architecture with two fans at the front Emerging Cross-Sectional Technologies 25 Active
US8051952B2 Deoiling device and turbomachine comprising this device Mechanical Engineering; Lighting; Heating 12 Active
US7097415B2 Low-pressure turbine of a turbomachine Mechanical Engineering; Lighting; Heating 11 Expired
US7596938B2 Turbomachine with a deflector system Mechanical Engineering; Lighting; Heating 8 Active
US7828521B2 Turbine module for a gas-turbine engine Mechanical Engineering; Lighting; Heating 8 Active
US8172509B2 Device for detecting breakage of a turbomachine shaft Emerging Cross-Sectional Technologies 6 Active
US8057160B2 Device for limiting turbine overspeed in a turbomachine Mechanical Engineering; Lighting; Heating 5 Active
US8127525B2 System for dissipating energy in the event of a turbine shaft breaking in a gas turbine engine Mechanical Engineering; Lighting; Heating 5 Active
US7661928B2 Device for rotationally locking a clamping nut for a component on a shaft, clamping nut and shaft comprising it, and aircraft engine equipped therewith Emerging Cross-Sectional Technologies 5 Active
US8919133B2 Double-body gas turbine engine provided with an inter-shaft bearing Mechanical Engineering; Lighting; Heating 4 Active
US9759088B2 Device for de-icing a turbomachine separator Mechanical Engineering; Lighting; Heating 4 Active
US8312702B2 Oil recovery device Mechanical Engineering; Lighting; Heating 3 Active
US8182202B2 Coupling device for a turbine upstream guide vane, a turbine comprising same, and aircraft engine fitted therewith Emerging Cross-Sectional Technologies 3 Active
US9366183B2 System for attaching a turbojet engine spinner Emerging Cross-Sectional Technologies 2 Active
US8157506B2 Device for supplying ventilation air to the low pressure blades of a gas turbine engine Mechanical Engineering; Lighting; Heating 2 Active
US8161727B2 System providing braking in a gas turbine engine in the event of the turbine shaft breaking Mechanical Engineering; Lighting; Heating 2 Active
US9429030B2 Device for locking a root of a rotor blade Mechanical Engineering; Lighting; Heating 1 Active
US7743598B2 Sealing system for the rear lubricating chamber of a jet engine Emerging Cross-Sectional Technologies 1 Active
US7507072B2 Turbine module for a gas-turbine engine with rotor that includes a monoblock body Mechanical Engineering; Lighting; Heating 1 Active
US10385872B2 Variable pitch rectifier for a turbomachine compressor comprising two inner rings Emerging Cross-Sectional Technologies 0 Active

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