Inventor · Verrières-le-Buisson, FR

Philippe Chevalier

18Patents
5h-index
19Co-inventors
63Inventor score

Filing activity: Sep 27, 1974 → Dec 7, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5425273A Fiber optic pressure sensor with inclusions in a compressible transparent material Physics 70 Expired
US6389908B1 Method and device for characterizing oil borehole effluents Physics 60 Expired
US3976878A Natural gamma ray spectrum analysis technique Physics 34 Expired
US4490609A Method and apparatus for analyzing well fluids by photon irradiation Fixed Constructions 25 Expired
US7676344B2 Apparatus and method for determining a characteristic ratio and a parameter affecting the characterisitic ratio of a multiphase fluid mixture Physics 6 Active
US6294375A Microbiological pressurised gas control device Chemistry; Metallurgy 5 Expired
US6138933A Crushers with ring-shaped track and roller Performing Operations; Transporting 5 Expired
US6614530B1 Method and device for the colorimetric measurement of a colored surface Physics 5 Expired
US5508514A Well logging device with a pad Physics 4 Expired
US6193177A Device form moving forward the substance in a knife hog Performing Operations; Transporting 1 Expired
US6227470A Ring-roller crusher Performing Operations; Transporting 1 Expired
US4235278A Ring for a casting machine wheel Performing Operations; Transporting 1 Expired
US10759253B2 Air handling system for a land transport vehicle, vehicle comprising such a system and air handling method Emerging Cross-Sectional Technologies 0 Active
US9994238B2 Air conditioning device for a compartment, in particular for a railroad vehicle Mechanical Engineering; Lighting; Heating 0 Active
US11001278B2 Process for monitoring an air conditioning system of a railway vehicle and railway vehicle comprising an air conditioning system implementing this process Mechanical Engineering; Lighting; Heating 0 Active
US12344227B2 Cyber-physically controlled autonomous or semi-autonomous vehicle with increased availability over repetitive closed paths Emerging Cross-Sectional Technologies 0 Active
US12332346B2 Situational awareness system for an autonomous or semi-autonomous vehicle Physics 0 Active
US12247882B2 Method and system comprising entrance optics, interferometer, and transformation layer for detection of electromagnetic radiation Physics 0 Active

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