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GAZ DE FRANCE

Overview
  • Total Patents
    1,628
About

GAZ DE FRANCE has a total of 1,628 patent applications. Its first patent ever was published in 1947. It filed its patents most often in France, EPO (European Patent Office) and United States. Its main competitors in its focus markets mechanical elements, machines and thermal processes are GAZ DE FRANCE SA, ESSEF CORP and PLAXATS OLLE SALVADOR.

Patent filings per year

Chart showing GAZ DE FRANCEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Meslif Alain 34
#2 Souriau Daniel 33
#3 Sauron Jean 29
#4 Vignes Roger 28
#5 Cornil Jean-Philippe 22
#6 Dufour Denis 22
#7 Pfeiffer Dominique 21
#8 Grandveau Gilles 21
#9 Pichery Thierry 19
#10 Salvadori Andre 18

Latest patents

Publication Filing date Title
FR2931924A1 Method for determining the integrity of a pressurized fluid transport steel piping
FR2931530A1 Insertion tooling of a flow control device in a fluid line, and method of implementing the same
FR2931531A1 Tooling tool in a flow control device's fluid control device, and method for implementing the same
FR2930040A1 Electronic identification device
EP1980536A1 Method of treating industrial water making it possible to limit the formation of a biofilm and device for implementing the method
FR2909274A1 Culinary mold wall, and mold comprising the same
FR2937260A1 Use of activated carbon impregnated with an aqueous solution of at least one alkali metal hydroxide for the filtration of volatile organic compounds present in a gas stream
FR2890434A1 Apparatus and system for double effect air conditioning
FR2887332A1 Method and system for evaluating the sealing of a high-pressure fuel gas storage device
CA2503872A1 Method and device for positioning a branch connection on a pipeline
FR2883953A1 FLOW CONTROL DEVICE INSERABLE IN A PIPE, WITH ASSISTED ANCHORAGE
EP1541925A1 Space-saving gas conveying piping for housing construction.
FR2874415A1 Method for in situ repair of a thermofusible conduit or reservoir and dispositf for carrying out said method
FR2870316A1 Device inserable into a pipe, with increased capacity to maintain in place
FR2869090A1 METHOD FOR CONNECTING A DERIVATION DRIVE TO A MAIN PIPE AND UNDERGROUND FLUID DISTRIBUTION NETWORK
FR2866410A1 FLOW CONDITIONER FOR FLUID TRANSPORT PIPING
FR2866408A1 Device for controlling a fluid filler body, with deportee control and mechanical transmission by sheatable cable
FR2856753A1 Device for attaching equipment to a vibratory decoupling window
FR2854425A1 Method and device for transmitting information between a saline cavity and the soil surface
FR2851316A1 Method for installation of tubular bleeding elements and preparation of mortar for its implementation