Patent assignee · FR · GOVERNMENT

Societe Nationale Industrielle et Aerospatiale

328Patents
0Active
328Granted
42Portfolio score

Filing activity: May 10, 1974 → Jul 1, 1999

Most-cited patents

PatentTitleAreaCited byStatus
US4469356A Connecting device and method Emerging Cross-Sectional Technologies 126 Expired
US5319745A Method and apparatus for processing alphanumeric and graphic information to create a data base Physics 117 Expired
US4543603A Reconnaissance system comprising an air-borne vehicle rotating about its longitudinal axis Physics 110 Expired
US5024399A Frame made of a composite material, especially for the fuselage of an aircraft, and its method of production Emerging Cross-Sectional Technologies 90 Expired
US5134891A Device to determine the coefficient of the hydric expansion of the elements of a composite structure Physics 86 Expired
US4390940A Process and system for producing photovoltaic power Emerging Cross-Sectional Technologies 82 Expired
US4444444A Equipment for storage of energy under kinetic form and recovery thereof in electric form and method of using such equipment Emerging Cross-Sectional Technologies 79 Expired
US5060888A Temporary linking device, especially for an artificial satellite lengthening piece, and method to free such a link Emerging Cross-Sectional Technologies 71 Expired
US4043607A Method and device for controlling disc brakes Mechanical Engineering; Lighting; Heating 66 Expired
US4626172A Variable-pitch multi-blade propeller incorporating individually dismountable blades made of composite materials, process for manufacturing such blades and blades thus produced Emerging Cross-Sectional Technologies 63 Expired
US5887258A Device for allowing the use in an aircraft of radio communication means Electricity 63 Expired
US4211452A Inertia wheel Emerging Cross-Sectional Technologies 61 Expired
US5429853A Method for producing a fiber reinforcement for a component of composite material, and composite component comprising such a reinforcement Emerging Cross-Sectional Technologies 59 Expired
US5440320A Antenna reflector reconfigurable in service Electricity 55 Expired
US4616779A Process and device for injecting a finely divided material into a hot gaseous flow and apparatus for carrying out this process Electricity 51 Expired
US3950115A Plastics rotor blade Emerging Cross-Sectional Technologies 51 Expired
US4537374A Structural supports and aircraft landing gears including such supports Mechanical Engineering; Lighting; Heating 50 Expired
US4384693A Aircraft wing provided with a high-lift system in its leading edge Emerging Cross-Sectional Technologies 49 Expired
US4744849A Method for manufacturing a mold for producing molded parts of large size and of a composite material Emerging Cross-Sectional Technologies 49 Expired
US3955858A Satellite momentum wheel Mechanical Engineering; Lighting; Heating 47 Expired
US3949957A Actuating system for wing leading-edge slats Performing Operations; Transporting 47 Expired
US5145276A System for coaxial assembly of two bodies of revolution Emerging Cross-Sectional Technologies 47 Expired
US3967918A Rotor for rotating wing type aircraft Performing Operations; Transporting 45 Expired
US4347449A Process for making a magnetic armature of divided structure and armature thus obtained Emerging Cross-Sectional Technologies 45 Expired
US5074496A System for supplying an enclosure with trolleys or similar Performing Operations; Transporting 44 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.