Inventor · Palaiseau, FR

Pierre Sansonetti

35Patents
14h-index
38Co-inventors
81Inventor score

Filing activity: Nov 13, 1985 → Jan 24, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US4720468A Process for the production of a monolithic integrated optical device incorporating a semiconductor laser and device obtained by this process Emerging Cross-Sectional Technologies 41 Expired
US5737106A Wavelength selective optical delay line Electricity 38 Expired
US5655040A Method of forming a dispersing grating in an optical fiber Physics 37 Expired
US5675690A Dispersion-flattened single-mode optical waveguide with large effective mode surface area Physics 30 Expired
US6038045A Apparatus for adding and dropping wavelength multiplex channels Electricity 23 Expired
US5818987A Filter obtained by writing a Bragg grating into an optical fiber Physics 17 Expired
US6381069B1 Fiber Bragg grating optical filter with a constant group-delay response in its working band Physics 15 Expired
US6314221A Filtering optical fiber having a modified photosensitivity profile Physics 15 Expired
US5944867A Method of manufacturing a multi-core optical fiber Chemistry; Metallurgy 15 Expired
US5887094A Band-pass filter in an optical waveguide Physics 15 Expired
US5613023A Method of modifying the longitudinal distribution of the pitch of a diffraction grating, and a method of making such a grating in an optical waveguide Physics 14 Expired
US5675688A Dispersion-shifted monomode optical fiber Physics 14 Expired
US5659649A Dispersion-shifted monomode optical fiber Physics 14 Expired
US5732169A Filter for guided light, and an optical link including the filter Electricity 14 Expired
US6321008A Filter optical waveguide with inclination and linear chirp Physics 12 Expired
US4648940A Process for manufacturing a semiconductor laser having a buried ribbon Electricity 12 Expired
US5636054A Regulated optical amplifier having an optical circulator Electricity 11 Expired
US5768454A Method of and system for writing a bragg grating point by point by point in an optical fiber Physics 11 Expired
US6400868B1 Photosensitive optical fiber for a bragg grating filter, a method of fabricating said fiber, and a chromatic dispersion and chromatic dispersion slope compensator including a fiber of this kind Physics 8 Expired
US6292606A Optical fiber including a short filter Physics 7 Expired
US5313538A Method of making an index grating in an optical fiber, and a quasi-distributed array of sensors formed in said fiber Physics 6 Expired
US6456770B1 Method, a system, and a line for optical fiber transmission Physics 5 Expired
US7835603B2 Mode converter Physics 4 Expired
USRE37457E Dispersion-shifted monomode optical fiber General 3 Expired
US5792233A Method of manufacturing a multi-core optical fiber Chemistry; Metallurgy 3 Expired

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