Inventor · Tours, FR

Francois Dupont

32Patents
7h-index
26Co-inventors
69Inventor score

Filing activity: Jan 20, 1982 → Feb 24, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7015870B2 Integrated bi-band inductance and applications Electricity 45 Expired
US7394333B2 Directional coupler Electricity 16 Expired
US6952142B2 Frequency-selective balun transformer Electricity 12 Expired
US7623006B2 Power combiner/splitter Electricity 12 Active
US7589602B2 Antenna switch module Electricity 9 Active
US7375603B2 Integrated coupler Electricity 9 Expired
US5690796A Method and apparatus for layer depositions Chemistry; Metallurgy 9 Expired
US8773216B2 Selectivity of a dual coupler Electricity 5 Active
US7671698B2 Wide-band directional coupler Electricity 5 Active
US7459989B2 Integrated phase shifter of differential signals in quadrature Electricity 5 Active
US4437110A Convergence device for a color-camera Electricity 4 Expired
US7772351B2 Use of a copolymer having at least one grafted alkoxy or hydroxy polyalkylene glycol function as an agent for improving optical brightening activation, and products obtained Textiles; Paper 3 Active
US8412121B2 Circuit integrating a tunable antenna with a standing wave rate correction Electricity 3 Active
US8565695B2 Detection of the value of an impedance of a radiofrequency system Electricity 3 Active
US8773217B2 Integrated bidirectional coupler Electricity 2 Active
US9056932B2 Hydroxy polyalkylene glycol function (meth) acrylic comb polymers, their use as shear-thinning agents in coating dispersions and dispersions containing them Emerging Cross-Sectional Technologies 1 Active
US8410864B2 Integrated directional coupler Electricity 1 Active
US8962145B2 Weakly anionic polymers, uses thereof Emerging Cross-Sectional Technologies 1 Active
US8569410B2 Procedure for manufacturing an aqueous formulation based on a solution of acrylic comb polymer and acrylic thickening emulsion, the formulation obtained and its use in coating paper Textiles; Paper 1 Active
US7138160B1 Water soluble retention agent Emerging Cross-Sectional Technologies 1 Expired
US8476987B2 Integrated bidirectional coupler Electricity 1 Active
US8790491B2 Use of a styrene latex 100 nm in size as a rheological agent in a paper coating, the paper coating, and the method for obtaining it Chemistry; Metallurgy 1 Active
US8471568B2 Evaluation of a charge impedance at the output of a directional coupler Physics 1 Active
US11661705B2 Composition for paper coating slip Textiles; Paper 1 Active
US7005941B2 High-frequency coupler Electricity 0 Expired

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