Inventor · Chartrettes, FR

Philippe Lesage

10Patents
5h-index
8Co-inventors
59Inventor score

Filing activity: Jul 16, 1980 → Apr 27, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US7427077B2 Rear suspension of a two-wheel vehicle or the like Performing Operations; Transporting 17 Expired
US4395598A Electro-acoustic transducer causing sound waves to be in phase at any point by preventing reflection from the back end of the diaphragm to stress applying means Electricity 13 Expired
US5875252A Loudspeaker for high frequencies Electricity 11 Expired
USD644634S1 Casing for loudspeakers General 8 Expired
US9084056B2 Coaxial speaker system having a compression chamber with a horn Electricity 7 Active
US9232301B2 Coaxial speaker system having a compression chamber Electricity 3 Active
US6834877B2 Rear suspension of a vehicle with drive wheel borne by an oscillating arm Performing Operations; Transporting 3 Expired
US8989429B2 Electrodynamic transducer having a dome and a buoyant hanging part Electricity 1 Active
US9462080B2 Management service to manage a file Electricity 1 Active
US9042594B2 Electrodynamic transducer having a dome and an inner hanging part Electricity 0 Active

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