Assignee
ELECTRICITE DE FRANCE
FR·325 granted patents·58 pending applications·3,275 citations·filing 1973–2024
Top patents by PatentIndex Score
383 records- 0195US4045286AMolten fuel-salt reactorELECTRICITE DE FRANCE·Filed 1975·Granted Aug 30, 1977·85 cites·4 claims
- 0290US9972874B2Battery with extractible air electrodeELECTRICITE DE FRANCE·Filed 2014·Granted May 15, 2018·7 cites·13 claims
- 0389US4713552AOptical probeELECTRICITE DE FRANCE·Filed 1984·Granted Dec 15, 1987·57 cites·11 claims
- 0485US5497142ADirectional separator-coupler circuit for medium-frequency carrier currents on a low-voltage electrical lineELECTRICITE DE FRANCE·Filed 1992·Granted Mar 5, 1996·117 cites·10 claims
- 0585US3975943AMethod for detecting steam leakage in heat-exchanger having circulation tubes surrounded by liquid sodium and devices for the application of said methodELECTRICITE DE FRANCE·Filed 1974·Granted Aug 24, 1976·36 cites·8 claims
- 0684US10239192B2Key device for holding a nut retainerELECTRICITE DE FRANCE·Filed 2015·Granted Mar 26, 2019·10 cites·1 claims
- 0784US9742211B2Charge control of a metal-air batteryELECTRICITE DE FRANCE·Filed 2015·Granted Aug 22, 2017·8 cites·15 claims
- 0883USD381096SPylonELECTRICITE DE FRANCE·Filed 1995·Granted Jul 15, 1997·16 cites·1 claims
- 0983US5075044AProcess for the radioactive decontamination of an oilELECTRICITE DE FRANCE·Filed 1987·Granted Dec 24, 1991·45 cites·15 claims
- 1083US4918492AMichaelson optical fiber interferometer and its application in particular in the measurement of temperaturesELECTRICITE DE FRANCE·Filed 1988·Granted Apr 17, 1990·48 cites·11 claims
- 1183US4697218AOvercurrent protection deviceELECTRICITE DE FRANCE·Filed 1984·Granted Sep 29, 1987·43 cites·5 claims
- 1283US4186049AHeat exchanger integrated into the main vessel of a molten combustible salt reactorELECTRICITE DE FRANCE·Filed 1977·Granted Jan 29, 1980·25 cites·6 claims
- 1382USD402379SPylonELECTRICITE DE FRANCE·Filed 1995·Granted Dec 8, 1998·19 cites·1 claims
- 1481US7572532B2Oxide material and a fuel cell electrode containing said materialELECTRICITE DE FRANCE·Filed 2005·Granted Aug 11, 2009·7 cites·9 claims
- 1581US6397621B1Heating pumping installation, in particular with a refrigeration functionELECTRICITE DE FRANCE·Filed 2000·Granted Jun 4, 2002·59 cites·28 claims
- 1681US4830052ADiaphragm safety device with upstream active bursting knifeELECTRICITE DE FRANCE·Filed 1987·Granted May 16, 1989·42 cites·7 claims
- 1781US4364239AHot water supply apparatus comprising a thermodynamic circuitELECTRICITE DE FRANCE·Filed 1981·Granted Dec 21, 1982·59 cites·13 claims
- 1881US4076585AMethod of continuous testing for leak-tightness and mechanical resistance of a reactor vessel jacket and a reactor in which said method is employedELECTRICITE DE FRANCE·Filed 1976·Granted Feb 28, 1978·25 cites·4 claims
- 1981US3968653AApparatus for the removal of after heat in a sodium-cooled fast reactorELECTRICITE DE FRANCE·Filed 1974·Granted Jul 13, 1976·29 cites·9 claims
- 2079US3951566AAxial-flow fan with by-pass pipe or pipesELECTRICITE DE FRANCE·Filed 1974·Granted Apr 20, 1976·32 cites·3 claims
- 2178US11736061B2Photovoltaic facilityELECTRICITE DE FRANCE·Filed 2022·Granted Aug 22, 2023·3 cites·9 claims
- 2278US4705259ADevice for sealing an opening and slide valve comprising such a deviceELECTRICITE DE FRANCE·Filed 1985·Granted Nov 10, 1987·46 cites·4 claims
- 2378US4673781AElectromagnetic induction device for heating metal elementsELECTRICITE DE FRANCE·Filed 1985·Granted Jun 16, 1987·36 cites·6 claims
- 2477US11125822B2Method for evaluating an electric battery state of healthELECTRICITE DE FRANCE·Filed 2019·Granted Sep 21, 2021·1 cites·10 claims
- 2577US11060196B2System for producing dihydrogen, and associated methodELECTRICITE DE FRANCE·Filed 2016·Granted Jul 13, 2021·4 cites·16 claims
- 2677US10334664B2Electric water-heater with adjustable powerELECTRICITE DE FRANCE·Filed 2015·Granted Jun 25, 2019·9 cites·11 claims
- 2777US4928152AProcess and device for optically measuring the distance and the velocity of a targetELECTRICITE DE FRANCE·Filed 1987·Granted May 22, 1990·46 cites·10 claims
- 2877US4321945ADamped fluid pressure relief valveELECTRICITE DE FRANCE·Filed 1980·Granted Mar 30, 1982·37 cites·6 claims
- 2975US11526980B2Method, device and program for processing diffraction images of a crystalline materialELECTRICITE DE FRANCE·Filed 2018·Granted Dec 13, 2022·2 cites·15 claims
- 3074US11156354B2Method for evaluating fouling of a heat exchangerELECTRICITE DE FRANCE·Filed 2018·Granted Oct 26, 2021·2 cites·13 claims
- 3174US10119518B2Control system for flow of turbined water from a plurality of hydroelectric plantsELECTRICITE DE FRANCE·Filed 2015·Granted Nov 6, 2018·3 cites·13 claims
- 3274US6924992B2Method and device for controlling power supplyELECTRICITE DE FRANCE·Filed 2001·Granted Aug 2, 2005·42 cites·8 claims
- 3374US5583940AMethod, apparatus and device for enciphering messages transmitted between interconnected networksELECTRICITE DE FRANCE·Filed 1993·Granted Dec 10, 1996·111 cites·12 claims
- 3473US5569729ADerivatives of polyethers and of pentacyclic heterocycles, their polymers and their applications, particularly to the complexing of metal ionsELECTRICITE DE FRANCE·Filed 1995·Granted Oct 29, 1996·22 cites·9 claims
- 3572US6421501B2Heater for resistive heating of a fluid, fluid-treatment apparatus incorporating such a heater, and a method of treating a fluid by resistive heatingELECTRICITE DE FRANCE·Filed 2000·Granted Jul 16, 2002·21 cites·17 claims
- 3672US5535253AMethod and device for detecting leaks in penetrations of a nuclear reactor vessel head during operationELECTRICITE DE FRANCE·Filed 1993·Granted Jul 9, 1996·25 cites·15 claims
- 3771US10533977B2Method for detecting and characterizing defects in a heterogenous material via ultrasoundELECTRICITE DE FRANCE·Filed 2015·Granted Jan 14, 2020·2 cites·9 claims
- 3871US9481996B2Thermal insulating panelELECTRICITE DE FRANCE·Filed 2013·Granted Nov 1, 2016·4 cites·13 claims
- 3971US4267027AProcess and apparatus for the preparation of nitrogen oxidesELECTRICITE DE FRANCE·Filed 1980·Granted May 12, 1981·22 cites·12 claims
- 4070US10378117B2System for producing dihydrogen, and associated methodELECTRICITE DE FRANCE·Filed 2017·Granted Aug 13, 2019·1 cites·16 claims
- 4170US4590430AApparatus for monitoring cell capacity in a storage batteryELECTRICITE DE FRANCE·Filed 1983·Granted May 20, 1986·37 cites·7 claims
- 4270US4580589ASafety device with bursting knife and diaphragm for limiting the pressure of a fluidELECTRICITE DE FRANCE·Filed 1984·Granted Apr 8, 1986·32 cites·10 claims
- 4369US11189840B2Composite air electrode and associated manufacturing methodELECTRICITE DE FRANCE·Filed 2020·Granted Nov 30, 2021·0 cites·5 claims
- 4469US11169120B2Method for the ultrasound detection and characterization of defects in a heterogeneous materialELECTRICITE DE FRANCE·Filed 2019·Granted Nov 9, 2021·1 cites·12 claims
- 4569US5657706AApparatus for processing and vitrifying wasteELECTRICITE DE FRANCE·Filed 1994·Granted Aug 19, 1997·38 cites·12 claims
- 4669US4688627ADetecting leaks in a heat exchanger in operationELECTRICITE DE FRANCE·Filed 1985·Granted Aug 25, 1987·36 cites·7 claims
- 4769US4589440ADevice for controlling the flowrate of a fluidmore particularly a radioactive fluidELECTRICITE DE FRANCE·Filed 1984·Granted May 20, 1986·28 cites·13 claims
- 4868US11441984B2System and method for determining characteristics of a crackELECTRICITE DE FRANCE·Filed 2019·Granted Sep 13, 2022·2 cites·19 claims
- 4968US11201989B2Processing of impulse noise in a video sequenceELECTRICITE DE FRANCE·Filed 2019·Granted Dec 14, 2021·1 cites·14 claims
- 5068US10451268B2Method for evaluating the clogging of a heat exchangerELECTRICITE DE FRANCE·Filed 2013·Granted Oct 22, 2019·1 cites·11 claims
Showing the top 50 of 383 patent records by PatentIndex Score.
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