Nippon Koshuha Steel Co., Ltd.

Japan


 
Total IP 28
Total IP Rank # 52,365
IP Activity Score 2/5.0    13
IP Activity Rank # 67,694
Stock Symbol 54760 (tse)
ISIN JP3706400003
Market Cap. 5052540248.0  (JPY)
Industry Steel
Sector Basic Materials
Dominant Nice Class Common metals and ores; objects ...

Patents

Trademarks

2 2
0 2
10 12
0
 
Last Patent 2023 - Die steel having excellent mirro...
First Patent 1979 - Process and apparatus for cuttin...
Last Trademark 2022 - KOSHUHA
First Trademark 2019 - NK

Industry (Nice Classification)

Latest Inventions, Goods, Services

2022 Invention Die steel having excellent mirror finish properties. The present invention has an area ratio of 0...
G/S Iron and steel; steel alloys; steel in sheet, rod, bar or billet form; steel plates and sheets; ...
2021 G/S Steel plates and sheets; steel rods; steel wire; steel wire rope; wire rope; rolled steels; iron...
Invention Hot work tool steel. This hot work tool steel has a composition containing 0.38 to 0.45 mass% of ...
2020 G/S Iron and steel; steel alloys; steel in sheet, rod, bar or billet form; steel plates and sheets; s...
G/S irons and steels; steel alloys; steel in sheet, rod, bar or billet form; steel plates and sheets;...
G/S Steel plates and sheets; steel rods; steel wire; rolled steels; steel alloys; iron and steel; no...
G/S Steel plates and sheets; steel rods; steel wire; rolled steels; steel alloys; iron and steel.
2019 G/S Irons and steels; steel alloys; steel in sheet, rod, bar or billet form; steel plates and sheets;...
2018 Invention Magnetostrictive member and manufacturing method thereof. The present invention provides a magne...
2017 Invention Magnetostrictive member and manufacturing method thereof. The present invention provides a magnet...
2015 Invention Magnetostrictive member and method for manufacturing same. [Problem] The purpose of the invention...
Invention Hot work tool steel. This hot work tool steel has a composition containing C: 0.45 to 0.57 mass %...
Invention Hot work tool steel. A hot work tool steel which has a composition containing 0.45-0.57 mass% C, ...
2014 Invention Steel for mold for plastic with high specularity. This steel for molds for plastics having high s...
2012 Invention Wire for piston rings. [Object] To provide a wire 1 for piston rings which is less likely to cau...
Invention Wire for piston rings. Provided is a wire for piston rings with which variation in the width of t...
Invention Press forming die, and method of manufacturing press forming die protection film. A press forming...
2011 Invention Shearing die and method for manufacturing the same. The present invention provides a shearing die...
2009 Invention Cold-work die steel and dies for cold pressing. The present invention provides a cold-work die s...
Invention Cold-work die steel and dies for cold pressing. The invention provides a cold-work die steel usef...
2008 Invention Cold-work die steel and die. The present invention relates to a cold-work die steel, comprising ...
Invention Cold-work die steel and die. Disclosed is a cold-work die steel which comprises the following com...
2007 Invention Cold work die steel, die, and method for production of cold work die steel. The invention relate...
Invention Cold work die steel, die, and method for production of cold work die steel. Disclosed is a cold w...
1998 Invention Cold tool steel featuring high size stability, wear-resistance and machinability. Cold tool steel...
1996 Invention Manhole opening structure. A manhole opening structure having a cover traveling rail on which at ...
1994 Invention Flaw treatment method and apparatus for a wire-shaped metal. This flaw-treatment apparatus is abl...
Invention Automatic flaw-cutting method and apparatus for wire-shaped metal. This flaw-removal device preve...
1993 Invention Tool steel production method. Ch=f(Vp, H, T) 2. A tool steel having a required toughness is prod...
1989 Invention High carbon chromium bearing steel. a high carbon chromium bearing steel having a carbon content ...
1980 Invention Warm forging method for cup-shaped pieces. A method for warm forging a cup-shaped piece is disclo...
Invention Warm forging method for cup-shaped pieces. ABSTRACT OF THE DISCLOSURE A method for warm f...
1979 Invention Process and apparatus for cutting circumferential surface to remove rod surface flaws. Process an...