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Keinosuke Iguchi
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method of manufacturing variable wall thickness steel pipe and vari...
Patent number
11,590,547
Issue date
Feb 28, 2023
Nippon Steel Corporation
Masaaki Mizumura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Torsion beam manufacturing method, torsion beam manufacturing appar...
Patent number
10,888,916
Issue date
Jan 12, 2021
Nippon Steel Corporation
Keinosuke Iguchi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electric-resistance welded steel pipe
Patent number
10,738,366
Issue date
Aug 11, 2020
Nippon Steel Corporation
Hideki Hamatani
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of manufacturing flaring-processed metal pipe
Patent number
10,702,902
Issue date
Jul 7, 2020
Nippon Steel Corporation
Keinosuke Iguchi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Torsion beam manufacturing method and torsion beam manufacturing ap...
Patent number
10,618,363
Issue date
Apr 14, 2020
Nippon Steel Corporation
Keinosuke Iguchi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Roll former for steel plate and roll bending method for steel plate...
Patent number
9,149,850
Issue date
Oct 6, 2015
NIPPON STEEL & SUMITOMO METAL CORPORATION
Keinosuke Iguchi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
TORSION BEAM MANUFACTURING METHOD, TORSION BEAM MANUFACTURING APPAR...
Publication number
20190091756
Publication date
Mar 28, 2019
NIPPON STEEL & SUMITOMO METAL CORPORATION
Keinosuke IGUCHI
B60 - VEHICLES IN GENERAL
Information
Patent Application
METHOD OF MANUFACTURING VARIABLE WALL THICKNESS STEEL PIPE AND VARI...
Publication number
20190076902
Publication date
Mar 14, 2019
NIPPON STEEL & SUMITOMO METAL CORPORATION
Masaaki MIZUMURA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
TORSION BEAM MANUFACTURING METHOD AND TORSION BEAM MANUFACTURING AP...
Publication number
20190001774
Publication date
Jan 3, 2019
NIPPON STEEL & SUMITOMO METAL CORPORATION
Keinosuke IGUCHI
B60 - VEHICLES IN GENERAL
Information
Patent Application
METHOD OF MANUFACTURING FLARING-PROCESSED METAL PIPE
Publication number
20170320116
Publication date
Nov 9, 2017
NIPPON STEEL & SUMITOMO METAL CORPORATION
Keinosuke IGUCHI
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
ROLL FORMER FOR STEEL PLATE AND ROLL BENDING METHOD FOR STEEL PLATE...
Publication number
20120011913
Publication date
Jan 19, 2012
Keinosuke Iguchi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...