Norsk Hydro ASA

Norway


 
Total IP 271
Total IP incl. subs 417 (+ 146 for subs)
Total IP Rank # 4,758
IP Activity Score 2.9/5.0    116
IP Activity Rank # 5,929
IP AS incl. subs 2.6/5.0    136
Stock Symbol
ISIN NO0005052605
Market Cap. 134.0B  (NOK)
Industry Aluminum
Sector Basic Materials
Dominant Nice Class Common metals and ores; objects ...

Patents

Trademarks

34 14
48 16
128 17
14
 
Last Patent 2025 - A 6xxx alloy for extrusion with ...
First Patent 1974 - Means for assembly of tube banks...
Last Trademark 2024 - HYDRO S-GRADE
First Trademark 1984 - NORVINYL

Subsidiaries

8 subsidiaries with IP (142 patents, 4 trademarks)

6 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2024 G/S Aluminium alloys
Invention A method and apparatus for analysis of materials. A method and apparatus for online analyzing to ...
G/S Unprocessed and semi-processed non-precious metals and their alloys; aluminum and aluminum alloys...
G/S Unprocessed and semi-processed non-precious metals and their alloys; aluminum and aluminum alloy...
Invention Method and apparatus for calibrating a metal profile blank. It is disclosed a calibration system ...
G/S Aluminium alloys.
Invention Apparatus and method for melt refining. A system and equipment for melt refining, in particular m...
2023 Invention Apparatus and a method for continuous extrusion of materials with high viscosity. An apparatus an...
Invention A composite product. A reinforced composite product of concrete (14) reinforced by reinforcement ...
Invention A process and apparatus for production of aluminium, and a process and apparatus for production o...
Invention Alsimgx master alloy and use of the master alloy in the production of an aluminium alloy. The inv...
G/S Chemicals for use in industry and science; hydrogen; ammonia; anhydrous ammonia; bauxite; alumina...
G/S Chemicals for use in industry and science; hydrogen; ammonia; anhydrous ammonia; bauxit (terms to...
G/S Chemicals for use in industry and science; hydrogen; ammonia; anhydrous ammonia; bauxite; alumin...
G/S Chemicals for use in industry and science; hydrogen; ammonia; anhydrous ammonia; bauxit (terms t...
2022 Invention A 6xxx alloy for extrusion with improved properties and a process for manufacturing extruded prod...
G/S Cables, wires and chains, of metal; runners of metal for sliding doors; flux coated rods for wel...
G/S Chemicals used in industry and science; hydrogen; ammonia; anhydrous ammonia; carbon-free hydrog...
G/S Production of energy; processing and transformation of energy, namely, energy generation services...
Invention Heat treatable aluminium alloy with improved mechanical properties and method for producing it. T...
Invention Heat treatable aluminium alloy with improved mechanical properties and method for producing it. e...
Invention A method for developing sustainable aluminium products, and a product produced according to the m...
G/S Recycling machines; sorting slides, namely parts of industrial sorting machines; sorting machine...
G/S Recycling machines, namely machines for separating recyclable material, machines for sorting meta...
Invention Method and equipment for treatment of molten aluminium metal. A method and an equipment for the ...
Invention Method and equipment for treatment of molten aluminium metal. A method and an equipment for the t...
G/S Metallic foil for cooking; sheets of metallic materials for packaging; containers, and transporta...
G/S Windmill pumps; air turbines, other than for land vehicles, namely, for generation of electricity...
G/S Electrical energy. Windmill pumps; air turbines, other than for land vehicles; wind-powered inst...
2021 G/S Recycling machines; Sorting slides [parts of industrial sorting machines]; sorting machines for i...
Invention A high temperature stable alsicu alloy. The invention relates to a high temperature stability Al...
Invention A high temperature stable alsicu alloy. The invention relates to a high temperature stability Al-...
G/S Cables, wires and chains, of metal; metal runners for sliding doors; flux coated rods for welding...
G/S Cables, wires and chains, of metal; metal runners for sliding doors; flux coated rods for weldin...
G/S Electrical energy. Windmill pumps; air turbines, other than for land vehicles; wind-powered insta...
G/S Cables, wires and chains, of metal; Metal runners for sliding doors; Flux coated rods for welding...
Invention Method and system for long-term management of bauxite mining tailings. The present application re...
2020 G/S Common metals and their alloys; semi-finished products of common metals and their alloys; casted...
Invention Equipment and method for homogenization of cast products. Equipment and method for homogenization...
Invention Cathode blocks for aluminium electroysis and a method for producing same. 22222324233, and coke a...
Invention Cathode blocks for aluminium electroysis and a method for producing same. The present invention r...
Invention Cathode assembly for a hall-heroult cell for aluminium production and method for making same. A c...
Invention Arrangement for collection of hot gas from an electrolysis process, and a method for such gas col...
Invention A process for production of aluminium. This invention describes a method of producing aluminium b...
Invention A process for production of aluminium. 322222 emissions.
Invention Method for and equipment for suppressing discoloration of al-mg products. Method and means for su...
Invention Casting method and casting apparatus for dc casting. A method for casting longitudinal cast produ...
2019 Invention Method for and equipment for suppressing discoloration of al—mg products. 2 gas.
Invention Process and system for producing alumina from bauxite ore. The invention provides a process for p...
Invention Method and system for controlling suction of off-gases from electrolysis cells. The present inven...
Invention A method and equipment for storing and transporting hot gas emitting components. A method and equ...
Invention Method for providing a cathode lining barrier layer in an electrolysis cell and a material for sa...
G/S Common metals and their alloys; semi-finished products of common metals and their alloys; casted,...
G/S Treatment of metal; metal casting; sorting of metal; recycling of metals; energy production Commo...
Invention Casting equipment. The invention provides a casting equipment (1) for casting melt (15) into a ca...
G/S Clip clamps of metal; Adjustable base plates of metal; Aluminium wire; Extruded aluminium profile...
Invention Determining a presence or absence of water in a dc casting starter block : method and direct chil...
Invention Method for producing thermally processed material. Method for producing thermally processed mater...
Invention Device and method for handling of cast product. Lifting device for lifting a longitudinal cast p...
Invention Cathode elements for a hall-héroult cell for aluminium production and a cell of this type having ...
Invention Method for casting. A method for casting that includes a.) determining a diameter (D) of a cross ...
2018 Invention Casting apparatus and casting method. A casting apparatus for continuous or semi-continuous casti...
Invention Method and apparatus for post weld heat treatment of aluminium alloy components, and a welded alu...
G/S Chemicals used in industry, namely, corrosion inhibitors for lubricants, incrustation inhibitors ...
G/S Chemicals used in industry; bauxite; alumina Common metals and their alloys; Castings, foils, pow...
G/S Chemicals used in industry; bauxite; alumina; chemical preparations for cleaning and treatment o...
G/S Chemicals used in industry; bauxite; alumina; preparations for cleaning and treatment of metal su...
Invention Method and device for producing feedstock in piece form from metal. The disclosure relates to a m...
G/S ingots, bars, billets and rods of metal; coiled or uncoiled strip metal; metal packaging material...
2016 Invention Method and means for application of anode covering material (acm) in an electrolysis cell of hall...
2013 G/S Alumina; bauxite. Common metals and their alloys; semi-finished products of metal and their alloy...
2010 G/S Common metals and their alloys; casting moulds and chills; equipment for metal casting; direct-ch...
G/S [ Common metals and their alloys; moulds primarily made of metal for metal casting and foundry ch...
G/S Common metals and their alloys; casting moulds and chills. Equipment for metal casting; direct-ch...
2009 G/S Containers and cans of metal, as well as can-ends or lids thereto.
2006 G/S Electrolysers, namely electrochemical cells and components for the production of aluminium.