Learn more

NORSK HYDRO AS

Overview
  • Total Patents
    5,576
  • GoodIP Patent Rank
    7,109
  • Filing trend
    ⇧ 17.0%
About

NORSK HYDRO AS has a total of 5,576 patent applications. It increased the IP activity by 17.0%. Its first patent ever was published in 1970. It filed its patents most often in Norway, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machines, chemical engineering and surface technology and coating are CONSEJO SUPERIOR DE INVESTIG CIENTIFICAS (CSIC), VAW VER ALUMINIUM WERKE AG and CHEMICAL CONSTRUCTION CORP.

Patent filings per year

Chart showing NORSK HYDRO ASs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Omdal Bjarne 129
#2 Julsrud Stein 115
#3 Karlsen Morten 114
#4 Borretzen Bernt 111
#5 Breivik Harald 108
#6 Myklebust Eirik 98
#7 Strand Olaf 93
#8 Tundal Ulf 87
#9 Juel Anders 86
#10 Clausen Edvin List 86

Latest patents

Publication Filing date Title
WO2020157205A1 A process for production of aluminium
WO2020048972A1 Method for providing a cathode lining barrier layer in an electrolysis cell and a material for same
NO20191003A1 Equipment and process for homogenization of cast products
NO20190343A1 Arrangement for collection of hot gas from an electrolysis process, and a method for such gas collection
NO20190143A1 Casting Method and Casting Apparatus for DC casting
CN111683765A Casting method
NO20190062A1 Method for and equipment for suppressing discoloration of Al-Mg products
EP3656881A1 Process and system for producing alumina from bauxite ore
NO20181482A1 Method and system for controlling suction of off-gases from electrolysis cells
NO20181483A1 A method and equipment for storing and transporting hot gas emitting components
EP3515633A1 Casting apparatus and casting method
NO20181185A1 Casting Equipment
NO20181174A1 Method to determining a presence or absence of water in a DC casting starter block and DC casting equipment
EP3611276A1 Method for producing secondary aluminium
NO20180843A1 Device and Method for Handling of Cast Product
NO20180369A1 Cathode elements for a Hall-Héroult cell for aluminium production and a cell of this type having such elements installed
EP3551706A1 Composite product
WO2019101316A1 Al-si-mg-zr-sr alloy with particle-free grain refinement and improved heat conductivity
NO20171746A1 Method and apparatus for Post Weld Heat Treatment of aluminium alloy components, and a welded aluminium alloy component treated according to the method
DE102017114012A1 Method and device for the production of lumped feed material from metal