Daido Steel Co., Ltd.

Japan


 
Total IP 261
Total IP incl. subs 408 (+ 150 for subs)
Total IP Rank # 4,961
IP Activity Score 3/5.0    139
IP Activity Rank # 4,952
IP AS incl. subs 2.8/5.0    206
Stock Symbol
ISIN JP3491000000
Market Cap. 181833098265.0  (JPY)
Industry Steel
Sector Basic Materials
Dominant Nice Class Common metals and ores; objects ...

Patents

Trademarks

146 18
16 6
56 18
1
 
Last Patent 2025 - Rare-earth bonded magnet compoun...
First Patent 1976 - Method of applying electrodes to...
Last Trademark 2024 - DH31-EX
First Trademark 1993 - PX5

Subsidiaries

6 subsidiaries with IP (123 patents, 27 trademarks)

3 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2024 Invention Rare-earth bonded magnet compound and method for producing rare-earth bonded magnet using same. ...
Invention Austenitic stainless steel and hydrogen resistant member. The present invention relates to an au...
Invention Ferritic free-cutting stainless steel. The present invention relates to a ferritic free-cutting ...
Invention Method for producing rfeb-based magnet, and alloy for grain boundary diffusion process used in th...
Invention Steel material and mold. The present invention relates to a steel material including: 0.23 mass ...
Invention Melting equipment and operation method for melting equipment. The present invention relates to a...
Invention Resistor and manufacturing method thereof. The present invention relates to a resistor including...
Invention Lithium-ion battery negative electrode active material. The present invention relates to a lithiu...
Invention Fe-co alloy for soft magnetic member, and soft magnetic member using same. The present invention...
Invention Soft magnetic material and method for producing soft magnetic material. The present invention re...
G/S Iron and steel; iron and steel, namely unwrought or semi-wrought hot work tool steel, in the form...
G/S Iron and steel; iron and steel, namely unwrought or semi-wrought hot work tool steel, in the for...
Invention Martensitic stainless steel for hydrogen gas environment and manufacturing method therefor. Disc...
Invention High strength bolt. The purpose of the present invention is to provide a high strength bolt havin...
2023 Invention Austenitic stainless steel for high-pressure hydrogen gas or liquid hydrogen, and manufacturing m...
Invention Martensitic stainless steel material for hydrogen gas environment and manufacturing method theref...
Invention Nanocrystalline soft magnetic material. The present invention relates to a nanocrystalline soft ...
Invention Electromagnetic wave-absorbing composition comprising thermoplastic resin or thermoplastic elasto...
Invention Negative electrode material powder for lithium-ion battery. The present invention relates to a ne...
Invention Ferritic free-cutting stainless steel material. The present invention relates to a ferritic free...
Invention Ni-based alloy and method for manufacturing the same, and ni-based alloy member. A Ni-based allo...
Invention Electromagnetic wave absorber evaluation apparatus and electromagnetic wave absorber evaluation m...
Invention Steel material and mold. The present invention relates to a steel material containing: 0.19 mass...
Invention Steel material and mold. The present invention relates to a steel material including: 0.25 mass ...
G/S Alloy powder, namely, cobalt-based alloy powder, titanium-based alloy powder, nickel-based alloy ...
Invention Si alloy powder for negative electrode. A Si alloy powder including: a Si phase; a SiX compound ...
Invention Si alloy powder for negative electrode. A Si alloy powder for a negative electrode, the Si alloy...
Invention Negative electrode active material. The present invention relates to a negative electrode active ...
Invention Welding wire. The present invention relates to a welding wire including a solid wire of metal th...
Invention Ferritic stainless steel welding wire and welded part. The present invention relates to a ferrit...
Invention Non-magnetic austenitic stainless steel material and production method therefor. The present inv...
Invention Steel for a mold and mold. The present invention relates to a steel for a mold including: on % by...
Invention Austenitic stainless steel and hydrogen resistant member. 2 or less.
Invention Motor core production method and heat treatment device used therefor. The present invention rela...
2022 Invention Additive manufacturing wire, additively-manufactured object, and additive manufacturing method. ...
G/S Iron and steel; nonferrous metals and their alloys; metals in powder form for 3D printers.
G/S Iron and steel; nonferrous metals and their alloys; metals in powder form for 3D printers.
G/S Iron and steel; nonferrous metals and their alloys; metals in powder form for 3D printers
Invention Steel material. The present invention relates to a steel material containing, in terms of mass %...
Invention Additive manufacturing powder material and method for manufacturing additive manufacturing powder...
Invention Fe-based alloy for melt-solidification-shaping and metal powder. The present invention relates to...
Invention Metal powder. eq=Ni+30C+30N+0.5Mn.
Invention Fe-based alloy for melting-solidification shaping and metal powder. An Fe-based alloy for melting...
Invention Cobalt-based alloy product and method for producing cobalt-based alloy product. The present inven...
Invention Electrode material for lithium-ion battery and si alloy composite powder. The present invention ...
Invention Negative electrode material powder for lithium ion battery. The present invention relates to a n...
Invention Electrode material for lithium-ion battery and si alloy composite powder. The present invention p...
Invention Negative electrode material powder for lithium ion battery. The present invention relates to a ne...
Invention Hard particle powder for sintered body. The present invention relates to a hard particle powder f...
Invention Lithium ion battery negative electrode active material. The present invention relates to a lithi...
Invention Steel material for carbonitriding and carbonitrided steel material. The present invention relate...
G/S Iron and steel; irons and steels for unwrought or semi-wrought plastic moulds in the form of bar...
G/S Iron and steel; unwrought or semi-wrought high speed tool steel in the form of bars, blocks, plates
G/S Iron and steel; unwrought or semi-wrought high speed tool steel in the form of bars, blocks, pla...
Invention Wire rod for forming molten metal, and welding product. This wire rod for forming a molten metal...
2021 Invention Ferrite-based stainless steel welding wire. Provided is a ferrite-based stainless steel welding ...
Invention Seal member and method for manufacturing same. A seal member includes a γ′ precipitation-hardeni...
Invention Soft magnetic member and intermediate therefor, methods respectively for producing said member an...
2020 G/S Iron and steel
G/S Iron and steel.
G/S Iron and steel.
2019 G/S Industrial furnaces; electric furnaces for industrial purposes; melting furnaces for industrial ...
2018 G/S Ultra-high purity stainless steel for semiconductor manufacturing equipment and facilities in the...
G/S Iron and steel; nonferrous metals and their alloys.
G/S Iron and steel; nonferrous metals and their alloys
2017 G/S Steel; ferrous metals and their alloys; nonferrous metals and their alloys; metal junctions for p...
G/S Iron and steel; nonferrous metals and their alloys; metal junctions for pipes; metal flanges; me...
2016 G/S Iron and steel; nonferrous metals and their alloys; metal junctions for pipes; metal flanges; was...
G/S Steel; alloy steel; cold work tool and die steel being high carbon steel; steel for tool and die ...
G/S [Metal powder and] Alloy powder, namely, [cobalt-based metal powder, titanium-based metal powder,...
2015 G/S Nonferrous metals and their alloys; nickel and its alloys.
G/S Nonferrous metals and their alloys; nickel and its alloys
G/S Nonferrous metals and their alloys; nickel and its alloys
G/S Nonferrous metals and their alloys; nickel and its alloys.
2014 G/S Nonferrous metals and their alloys.
2008 G/S Common metals and their alloys; metal building materials; tool steel; materials of metal for rail...
2007 G/S Steel
2001 G/S Metal casting alloys; metal castings, namely, lost wax castings, shell castings, centrifugal cast...
G/S Iron, steel, alloys of nonferrous metals.
1993 G/S alloy steel; steel for mold making