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Hideto Kimura
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Aichi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Equipment line for manufacturing seamless steel tube or pipe and me...
Patent number
10,570,471
Issue date
Feb 25, 2020
JFE Steel Corporation
Shunsuke Sasaki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Plug for rolling of seamless steel pipe, method for manufacturing t...
Patent number
10,441,982
Issue date
Oct 15, 2019
JFE Steel Corporation
Takaaki Iguchi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Spring steel and method for manufacturing the same
Patent number
9,618,070
Issue date
Apr 11, 2017
JFE Steel Corporation
Minoru Honjo
C21 - METALLURGY OF IRON
Information
Patent Grant
Spring steel and method for manufacturing the same
Patent number
8,608,874
Issue date
Dec 17, 2013
JFE Steel Corporation
Minoru Honjo
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for producing bearing device for wheel
Patent number
8,302,309
Issue date
Nov 6, 2012
NTN Corporation
Isao Hirai
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for producing steel part having long rolling contact fatigue...
Patent number
8,118,953
Issue date
Feb 21, 2012
JFE Steel Corporation
Takashi Iwamoto
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot forging facility
Patent number
7,827,842
Issue date
Nov 9, 2010
JFE Steel Corporation
Kazukuni Hase
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot forged product with excellent fatigue strength, method for maki...
Patent number
7,806,992
Issue date
Oct 5, 2010
JFE Steel Corporation
Kazukuni Hase
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
EQUIPMENT LINE FOR MANUFACTURING SEAMLESS STEEL TUBE OR PIPE AND ME...
Publication number
20160265076
Publication date
Sep 15, 2016
JFE STEEL CORPORATION
Shunsuke Sasaki
C21 - METALLURGY OF IRON
Information
Patent Application
OPEN-PIPE WELD SHIELDING SYSTEM FOR ELECTRIC RESISTANCE WELDED STEE...
Publication number
20160045974
Publication date
Feb 18, 2016
JFE STEEL CORPORATION
Takatoshi OKABE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PLUG FOR ROLLING OF SEAMLESS STEEL PIPE, METHOD FOR MANUFACTURING T...
Publication number
20150217349
Publication date
Aug 6, 2015
JFE STEEL CORPORATION
Takaaki Iguchi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
SPRING STEEL AND METHOD FOR MANUFACTURING THE SAME
Publication number
20140060706
Publication date
Mar 6, 2014
JFE STEEL CORPORATION
Minoru Honjo
C21 - METALLURGY OF IRON
Information
Patent Application
SPRING STEEL AND METHOD FOR MANUFACTURING THE SAME
Publication number
20130048158
Publication date
Feb 28, 2013
JFE STEEL CORPORATION
Minoru Honjo
C21 - METALLURGY OF IRON
Information
Patent Application
BEARING STEEL
Publication number
20130017117
Publication date
Jan 17, 2013
JFE STEEL CORPORATION
Minoru Honjo
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR MANUFACTURING INGOT STEEL FOR BEARINGS AND BEARING STEEL
Publication number
20120321503
Publication date
Dec 20, 2012
Minoru Honjo
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING STEEL PART HAVING LONG ROLLING CONTACT FATIGUE...
Publication number
20100139819
Publication date
Jun 10, 2010
JFE STEEL CORPORATION
Takashi Iwamoto
C21 - METALLURGY OF IRON
Information
Patent Application
Hot Forging Facility
Publication number
20090126451
Publication date
May 21, 2009
JFE STEEL CORPORATION
Kazukuni Hase
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Process for Producing Bearing Device for Wheel
Publication number
20090106980
Publication date
Apr 30, 2009
Isao Hirai
B60 - VEHICLES IN GENERAL
Information
Patent Application
High-Strength Steel and Metal Bolt Excellent In Character of Delaye...
Publication number
20080264524
Publication date
Oct 30, 2008
Keiichi Maruta
C21 - METALLURGY OF IRON
Information
Patent Application
Hot Forged Product With Excellent Fatigue Strength, Method for Maki...
Publication number
20080264530
Publication date
Oct 30, 2008
JFE Steel Corporation, a corporation of Japan
Kazukuni Hase
C21 - METALLURGY OF IRON
Information
Patent Application
Steel For Machine Structural Use With Excellent Strength, Ductility...
Publication number
20080017283
Publication date
Jan 24, 2008
Keiichi Maruta
C21 - METALLURGY OF IRON
Information
Patent Application
Steel part having long rolling contact fatigue life and method for...
Publication number
20070199632
Publication date
Aug 30, 2007
JFE Steel Corporation,a corporation of Japan
Takashi Iwamoto
C21 - METALLURGY OF IRON