Inventor · Rennes, FR

Frederic Lefebvre

17Patents
4h-index
30Co-inventors
56Inventor score

Filing activity: Jan 14, 2003 → Nov 27, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US9340733B2 Process for Hydrodesulphuration of gasoil cuts using a catalyst based on heteropolyanions trapped in a mesostructured silica support Chemistry; Metallurgy 24 Active
US9321973B2 Process for the hydrocracking of hydrocarbon cuts using a catalyst based on heteropolyanions trapped in a mesostructured oxide support Emerging Cross-Sectional Technologies 12 Active
US8103050B2 Method for computing a fingerprint of a video sequence Physics 8 Active
US8609166B2 Preparation of products having roasted appearance Human Necessities 4 Active
US8718404B2 Method for two-step temporal video registration Physics 3 Active
US8453248B2 Method and devices for video processing rights enforcement Electricity 3 Active
US8625791B2 Methods and apparatuses for selective data encryption Electricity 2 Active
US8442326B2 Signature based registration method and method for signature calculation Electricity 1 Active
US9473829B2 Methods and devices for selective format-preserving data encryption Electricity 0 Active
US9376636B2 Process for hydrodesulphuration of gasoline cuts using a catalyst based on heteropolyanions trapped in a mesostructured silica support Chemistry; Metallurgy 0 Active
US9838757B2 Method to transmit video data in a data stream and associated metadata Electricity 0 Active
US9519800B2 Device and method for online storage, transmission device and method, and receiving device and method Physics 0 Active
US9519955B2 Method of embedding of an image with a color transform Physics 0 Active
US10021395B2 Methods and apparatus for model-based visual descriptors compression Electricity 0 Active
US9141884B2 Method of automatic management of images in a collection of images and corresponding device Physics 0 Active
US8768004B2 Method for watermark detection using reference blocks comparison Physics 0 Active
US9530170B2 User device, a second screen system and a method for rendering second screen information on a second screen Electricity 0 Active

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