Dowa Holdings Co., Ltd.

Japan

 
Total IP 78
Total IP incl. subs 1,006 (+ 992 for subs)
Total IP Rank # 17,275
IP Activity Score 2.5/5.0    46
IP Activity Rank # 16,144
IP AS incl. subs 3.1/5.0    496
Stock Symbol
ISIN JP3638600001
Market Cap. 303747109400.0  (JPY)
Industry Other Industrial Metals & Mining
Sector Basic Materials
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

23 7
1 2
40 0
5
 
Last Patent 2025 - Method for producing regenerated...
First Patent 1997 - Display device with a transparen...
Last Trademark 2025 - DOWA
First Trademark 1998 - DOWA

Subsidiaries

9 subsidiaries with IP (986 patents, 6 trademarks)

3 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 G/S metals in powder form for use in industry
G/S Battery material, namely silver oxide, silver powder, silver oxide powder, zinc powder, nickel po...
2024 Invention Method for producing regenerated positive electrode material precursor and regenerated positive e...
Invention Exhaust cylinder and gas carburizing furnace. 22222O. The gas carburizing furnace (2) has the exh...
Invention Highly heat-resistant sm-fe-n-based magnetic powder and method for producing same. 5050 in the vo...
G/S semi-conductors; semiconductor wafers; semiconductor chips; semiconductor elements; LED (light em...
G/S Semi-conductors; semiconductor wafers; semiconductor chips; semiconductor power elements; LED (li...
G/S Semiconductor wafers; semiconductor power elements; silicon chips for LEDs
Invention Method for treating lithium-ion-containing aqueous solution. [Problem] To efficiently obtain, fro...
Invention Gd-co-based metallic powder, method for producing same, electroconductive molded body, and thermo...
Invention Aqueous solution containing lithium and silicon, method for producing same, and method for produc...
Invention All-solid-state battery cell, solid electrolyte powder, method for producing solid electrolyte po...
Invention Aqueous solution containing niobium polyacid ions, lithium ions, and phosphate ions, production m...
Invention Arrangement structure of solid electrolyte in all-solid-state cell, and battery. 36x3+x3+x, where...
2023 Invention Method for producing ceramic/metal bonded object. [Problem] To directly bond a metal layer in the...
Invention Method of producing single crystal aln, single crystal aln, and single crystal aln production app...
Invention Method for producing aln single crystals, aln single crystals, and device for producing aln singl...
2022 Invention Sm-fe-n-based magnetic powder and method for manufacturing same. An Sm—Fe—N-based magnetic powde...
Invention Sm-fe-n-based magnetic powder and method for manufacturing same. [Problem] To provide an Sm-Fe-N-...
G/S Metallic oxides; metal oxide powders for industrial purposes; silver oxides; oxides; magnetic flu...
2021 Invention Zinc negative electrode and manufacturing method therefor, and secondary cell comprising said zin...
Invention Ultraviolet light receiving device. Provided is an ultraviolet light receiving device having pho...
Invention Ultraviolet-light-receiving element. Provided is an ultraviolet-light-receiving element that has ...
2020 Invention Iron-based oxide magnetic powder and method for producing same. A raw material solution containi...
Invention Iron-based oxide magnetic powder and method for manufacturing same. [Problem] To provide an iron-...
Invention Metal negative electrode, method for fabricating the same and secondary battery including the sam...
Invention Metal negative electrode, method for manufacturing metal negative electrode, and secondary cell c...
2019 G/S Magnetic metal oxides for industrial purposes Soft magnetic powders for industrial purposes; soft...
Invention Deep ultraviolet led and method for producing the same. 2Deff is the effective refractive index o...
Invention Deep ultraviolet led and production method for same. 1Dneff2Deff2Deff2Deff being the effective re...
Invention Method for producing silver nanowires, silver nanowires, and ink using same. A method for produci...
2018 Invention Clad material and method for producing same. a to contact the Cu-graphite layer 12, the layers ar...
Invention Cladding and method for producing same. Provided are a cladding and a method for producing the sa...
G/S Electrically conductive paste for soldering electronic components; industrial chemicals, namely c...
2017 Invention Method for producing negative electrode active material for lithium ion secondary battery. A meth...
Invention Negative electrode active material for lithium ion secondary battery. x) measured by an X-ray dif...
2016 Invention Silver nanowires, method for producing same, and ink. Silver nanowires having a thin and long sha...
Invention Silver nanowire, method for manufacturing same, and ink. Provided is a silver nanowire having a l...
2015 Invention Lithium-transition metal oxide powder and method of producing the same, positive electrode active...
Invention Negative electrode active material for lithium ion secondary battery, method for producing the sa...
Invention Method for producing silver nanowires, silver nanowires and ink using same. A method for producin...
Invention Silver nanowire production method. A production method of silver nanowires exhibits a yield enhan...
Invention Silver nanowire production method. Provided is a silver nanowire production method which also exh...
2014 Invention Active material composite powder, lithium battery, and method for manufacturing the same. 2/g] is...
Invention Active material composite powder, lithium battery, method for producing active material composite...
Invention Aggregate of radioactive material removing particles and method of producing the same, and method...
Invention Positive-electrode active-material powder and manufacturing method therefor. 3, wherein 0 £ X £ 0...
Invention Positive-electrode active-material powder and manufacturing method therefor. [Problem] To provide...
Invention Negative electrode active material for lithium ion secondary batteries, method for producing same...
2013 Invention Radioactive cesium decontaminator and method of producing the same, and method of removing the ra...
Invention Radioactive cesium decontaminating agent and method for producing same, and method for removing r...
Invention Field electron emission film, field electron emission device, light emission device, and method f...
Invention Field electron emission film, field electron emission element, light emitting element, and method...
G/S Parts washing machines for industrial use; multi-purpose high pressure washers Installation, main...
G/S Waste crushing machines; waste compacting machines; washing machines for industrial use; high pre...
Invention Catalyst, method for producing catalyst, and method for producing hydrogen-containing gas using c...
2012 G/S Foil (Silver -) [leaf]; Powders (Silvering -); Foil (Metal -) for use in the manufacture of paint...
2010 Invention Solder powder and method of producing solder powder. A solder powder having an average particle d...
1998 G/S SILVER OXIDE POWDERS FOR USE IN MANUFACTURING DRY BATTERY OR CELL ELECTRODES METALS, NAMELY, SILV...
G/S [ TONER CARRIERS FOR ELECTRO PHOTOGRAPHING APPARATUS ] LED'S (LIGHT EMITTING DIODES), ELECTRICAL ...