Inventor · Draveil, FR

Claude Lejars

18Patents
6h-index
30Co-inventors
66Inventor score

Filing activity: Jun 18, 1986 → Jan 2, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7634916B2 Stiffener for low pressure compressor for an aircraft engine Emerging Cross-Sectional Technologies 11 Active
US7153099B2 Inter-vane platform with lateral deflection for a vane support of a turbine engine Emerging Cross-Sectional Technologies 11 Expired
US5676312A Seal for a variable geometry nozzle Mechanical Engineering; Lighting; Heating 10 Expired
US7163375B2 Lightened interblade platform for a turbojet blade support disc Mechanical Engineering; Lighting; Heating 10 Expired
US7524165B2 Control lever for the angular setting of a stator blade in a turboshaft engine Mechanical Engineering; Lighting; Heating 7 Active
US7080974B2 Retention capacity of a blade having an asymmetrical hammerhead fastener, with the help of platform stiffeners Mechanical Engineering; Lighting; Heating 7 Expired
US7571614B2 Turboshaft engine comprising two subassemblies assembled under axial stress Mechanical Engineering; Lighting; Heating 6 Active
US4732536A Turbo-machine compressor with variable incidence stator vanes Mechanical Engineering; Lighting; Heating 5 Expired
US7614846B2 Ceramic-based bushing for a variable-pitch vane system in a turbomachine Mechanical Engineering; Lighting; Heating 4 Active
US8162597B2 Stage of variable-pitch vanes for a turbomachine Mechanical Engineering; Lighting; Heating 3 Active
US8721269B2 Variable-pitch vane for stator stage, including a non-circular inner platform Emerging Cross-Sectional Technologies 3 Active
US7281892B2 Control lever for the pitch angle of a blade in a turbomachine Mechanical Engineering; Lighting; Heating 3 Expired
US7029237B2 Retention capacity of blade having an asymmetrical hammerhead connection Mechanical Engineering; Lighting; Heating 2 Expired
US9316113B2 Bushing for a variable set blade Mechanical Engineering; Lighting; Heating 1 Active
US8038403B2 Turbomachine rotor wheel Mechanical Engineering; Lighting; Heating 1 Active
US7661925B2 Variable-setting stator blade guidance device in an axial turbomachine Mechanical Engineering; Lighting; Heating 1 Active
US9689278B2 Rotor disk including a plurality of hooks Emerging Cross-Sectional Technologies 1 Active
US8516910B2 Method of developing and calibrating a tool for non-destructive inspection of parts of a turbomachine Emerging Cross-Sectional Technologies 0 Active

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