Inventor · Houilles, FR

Pierre Ferdinand

14Patents
7h-index
16Co-inventors
63Inventor score

Filing activity: Mar 24, 1988 → Jun 17, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US4918492A Michaelson optical fiber interferometer and its application in particular in the measurement of temperatures Physics 36 Expired
US5726744A Rosette-type optical microsystem of strain gauges having dielectric guides for measuring a longitudinal strain in a planar structure Physics 33 Expired
US7703331B2 Instrumented tabular device for transporting a pressurized fluid Physics 14 Active
US5724371A Photoinscribed bragg grating sensor with a good signal-to-noise ratio Electricity 8 Expired
US6639681B1 Device for reading spectral lines contained in an optical spectrum Physics 8 Expired
US7197934B2 Pressure sensor with temperature compensated optical fiber Physics 8 Expired
US6226426A Device for demultiplexing light paths contained in an optical spectrum Physics 8 Expired
US9664609B2 Device for measuring the corrosion in a metallic structure or a structure comprising at least one metallic reinforcement, associated uses and method Physics 7 Active
US6665062B2 Inclinometer with bragg grating Physics 5 Expired
US6878926B2 Differential measurement system based on the use of pairs of Bragg gratings Physics 5 Expired
US7174061B2 Extensometer comprising a flexible sensing element and Bragg gratings Physics 5 Expired
US9926937B2 Detecting and tracking damage to an aeroengine fan or an impact of a foreign object thereagainst Emerging Cross-Sectional Technologies 4 Active
US7184135B2 Refractometer with blazed bragg gratings Physics 4 Expired
US6956981B2 Long base, stretched fiber-optic Bragg network extensometer and production method for same Physics 0 Expired

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