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last 30 patents
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Patent Grant
Gas-shielded arc welding method and method for manufacturing welded...
Patent number
12,134,153
Issue date
Nov 5, 2024
Kobe Steel, Ltd.
Minoru Miyata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Hot-dip Al—Zn—Mg—Si coated steel sheet and method of producing same
Patent number
10,662,516
Issue date
May 26, 2020
JFE Steel Corporation
Toshihiko Ooi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Hot-pressed member and method of manufacturing the same
Patent number
10,434,556
Issue date
Oct 8, 2019
JFE Steel Corporation
Seiji Nakajima
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of manufacturing hot-pressed member
Patent number
10,384,254
Issue date
Aug 20, 2019
JFE Steel Corporation
Seiji Nakajima
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Steel sheet for hot press-forming, method for manufacturing the sam...
Patent number
10,253,386
Issue date
Apr 9, 2019
JFE Steel Corporation
Tatsuya Miyoshi
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet for hot press-forming
Patent number
10,093,077
Issue date
Oct 9, 2018
JFE Steel Corporation
Seiji Nakajima
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Steel sheet for hot press-forming, hot press-formed part, and metho...
Patent number
10,030,290
Issue date
Jul 24, 2018
JFE Steel Corporation
Tatsuya Miyoshi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and apparatus for measuring corrosion of mobile body
Patent number
9,880,071
Issue date
Jan 30, 2018
Suzuki Motor Corporation
Nobutoshi Konagai
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hot-dip Al—Zn alloy coated steel sheet and method for producing same
Patent number
9,758,853
Issue date
Sep 12, 2017
JFE Steel Corporation
Masahiro Yoshida
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Aluminum or aluminum alloy-coated steel material and method of manu...
Patent number
9,493,868
Issue date
Nov 15, 2016
JFE Steel Corporation
Tooru Tsuru
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and apparatus for measuring corrosion of mobile body
Patent number
9,476,799
Issue date
Oct 25, 2016
Suzuki Motor Corporation
Nobutoshi Konagai
G01 - MEASURING TESTING
Information
Patent Grant
Galvanized steel sheet
Patent number
9,051,654
Issue date
Jun 9, 2015
JFE Steel Corporation
Takeshi Matsuda
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Hot-dip Zn—Al alloy coated steel sheet and producing method therefor
Patent number
8,962,153
Issue date
Feb 24, 2015
JFE Galvanizing & Coating Co., Ltd.
Hideo Koumura
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Surface-treatment agent, method for producing coated steel sheet us...
Patent number
8,648,135
Issue date
Feb 11, 2014
JFE Steel Corporation
Nobue Fujibayashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Ballpoint pen tip and ballpoint pen
Patent number
8,430,591
Issue date
Apr 30, 2013
Kabushiki Kaisha Pilot Corporation
Keishi Okamoto
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information
Patent Grant
Surface-treated galvanized steel sheet with superior flat-portion c...
Patent number
8,304,092
Issue date
Nov 6, 2012
JFE Steel Corporation
Kazuhisa Okai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Surface-treated steel sheet
Patent number
7,527,876
Issue date
May 5, 2009
JFE Steel Corporation
Nobue Fujibayashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Zinc hot dip galvanized steel plate excellent in press formability...
Patent number
7,338,718
Issue date
Mar 4, 2008
JFE Steel Corporation
Shoichiro Taira
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Zinc-based plated steel sheet and method for manufacturing same
Patent number
6,861,160
Issue date
Mar 1, 2005
JFE Steel Corporation
Satoru Ando
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Galvanized steel sheet, method for manufacturing the same, and meth...
Patent number
6,797,411
Issue date
Sep 28, 2004
NKK Corporation
Yasuhiro Sodani
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Coated steel sheet having excellent corrosion resistance and method...
Patent number
6,562,474
Issue date
May 13, 2003
NKK Corporation
Naoto Yoshimi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Phosphate-treated steel plate
Patent number
6,509,099
Issue date
Jan 21, 2003
NKK Corporation
Kazuya Urata
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Surface treated steel sheet
Patent number
5,500,290
Issue date
Mar 19, 1996
NKK Corporation
Satoru Udagawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing zinc coated steel sheet
Patent number
5,494,706
Issue date
Feb 27, 1996
NKK Corporation
Masaki Abe
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of manufacturing plated steel sheet with zn-cr alloy plating
Patent number
5,458,764
Issue date
Oct 17, 1995
NKK Corporation
Takayuki Urakawa
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method of manufacturing plated steel sheet with Zn-Cr composite pla...
Patent number
5,421,988
Issue date
Jun 6, 1995
NKK Corporation
Satoru Ando
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Patents Applications
last 30 patents
Information
Patent Application
HOT-DIP Al ALLOY COATED STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20200032381
Publication date
Jan 30, 2020
JFE STEEL CORPORATION
Rinta SATO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
GAS-SHIELDED ARC WELDING METHOD AND METHOD FOR MANUFACTURING WELDED...
Publication number
20190232417
Publication date
Aug 1, 2019
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Minoru MIYATA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method for Manufacturing Hot-Pressed Member
Publication number
20180216219
Publication date
Aug 2, 2018
JFE STEEL CORPORATION
Seiji NAKAJIMA
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
HOT-DIP Al-Zn-Mg-Si COATED STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20180051366
Publication date
Feb 22, 2018
JFE STEEL CORPORATION
Toshihiko OOI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD AND APPARATUS FOR MEASURING CORROSION OF MOBILE BODY
Publication number
20170010183
Publication date
Jan 12, 2017
SUZUKI MOTOR CORPORATION
Nobutoshi KONAGAI
B60 - VEHICLES IN GENERAL
Information
Patent Application
HOT-PRESSED MEMBER AND METHOD OF MANUFACTURING THE SAME
Publication number
20160158822
Publication date
Jun 9, 2016
JFE STEEL CORPORATION
Seiji NAKAJIMA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD OF MANUFACTURING HOT-PRESSED MEMBER
Publication number
20160151822
Publication date
Jun 2, 2016
JFE STEEL CORPORATION
Seiji Nakajima
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
STEEL SHEET FOR HOT PRESS-FORMING (AS AMENDED)
Publication number
20160144600
Publication date
May 26, 2016
JFE STEEL CORPORATION
Seiji Nakajima
B32 - LAYERED PRODUCTS
Information
Patent Application
ALUMINUM-ZINC-COATED STEEL SHEET (AS AMENDED)
Publication number
20160047018
Publication date
Feb 18, 2016
JFE STEEL CORPORATION
Minako Morimoto
B32 - LAYERED PRODUCTS
Information
Patent Application
HOT-DIP Al-Zn ALLOY COATED STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20150361538
Publication date
Dec 17, 2015
JFE STEEL CORPORATION
Masahiro YOSHIDA
B32 - LAYERED PRODUCTS
Information
Patent Application
HOT-DIP Al-Zn ALLOY COATED STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20150337428
Publication date
Nov 26, 2015
JFE STEEL CORPORATION
Toshihiko OOI
B32 - LAYERED PRODUCTS
Information
Patent Application
STEEL SHEET FOR HOT PRESS-FORMING, HOT PRESS-FORMED PART, AND METHO...
Publication number
20150337415
Publication date
Nov 26, 2015
JFE STEEL CORPORATION
Tatsuya MIYOSHI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL SHEET FOR HOT PRESS-FORMING, METHOD FOR MANUFACTURING THE SAM...
Publication number
20150027596
Publication date
Jan 29, 2015
JEF STEEL CORPORATION
Tatsuya Miyoshi
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PREVENTION OF YELLOWING ON SURFACE OF STEEL SHEET AFTER...
Publication number
20150013716
Publication date
Jan 15, 2015
JFE STEEL CORPORATION
Hiroyuki Masuoka
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ALUMINUM OR ALUMINUM ALLOY-COATED STEEL MATERIAL AND METHOD OF MANU...
Publication number
20140377583
Publication date
Dec 25, 2014
JFE STEEL CORPORATION
Tooru Tsuru
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND APPARATUS FOR MEASURING CORROSION OF MOBILE BODY
Publication number
20130332087
Publication date
Dec 12, 2013
Nobutoshi KONAGAI
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF PRODUCING COLD-ROLLED STEEL SHEET AS WELL AS COLD-ROLLED...
Publication number
20130149529
Publication date
Jun 13, 2013
JFE STEEL CORPORATION
Hiroyuki Masuoka
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF PRODUCING COLD-ROLLED STEEL SHEET AS WELL AS COLD-ROLLED...
Publication number
20130149526
Publication date
Jun 13, 2013
JFE STEEL CORPORATION
Hiroyuki Masuoka
C21 - METALLURGY OF IRON
Information
Patent Application
GALVANIZED STEEL SHEET
Publication number
20120208043
Publication date
Aug 16, 2012
JFE STEEL CORPORATION
Takeshi Matsuda
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SURFACE-TREATMENT AGENT, METHOD FOR PRODUCING COATED STEEL SHEET US...
Publication number
20120114957
Publication date
May 10, 2012
JFE STEEL CORPORATION
Nobue Fujibayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for making a phoshate-treated galvanized steel sheet
Publication number
20110287186
Publication date
Nov 24, 2011
JFE STEEL CORPORATION
Satoru Ando
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT-DIP Zn-Al ALLOY COATED STEEL SHEET AND PRODUCING METHOD THEREFOR
Publication number
20100086806
Publication date
Apr 8, 2010
JFE Galvanizing & Coating Co., Ltd.
Hideo Koumura
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Surface-treated galvanized steel sheet with superior flat-portion c...
Publication number
20100035055
Publication date
Feb 11, 2010
Kazuhisa Okai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
PHOSPHATE-TREATED GALVANIZED STEEL SHEET AND METHOD FOR MAKING THE...
Publication number
20090242080
Publication date
Oct 1, 2009
Satoru Ando
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Methods for producing a hot-dip galvanized steel sheet having excel...
Publication number
20080149228
Publication date
Jun 26, 2008
JFE STEEL CORPORATION
Shoichiro Taira
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Surface-treated steel sheet
Publication number
20080063896
Publication date
Mar 13, 2008
JFE STEEL CORPORATION
Nobue Fujibayashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Zinc hot dip galvanized steel plate excellent in press formability...
Publication number
20050139291
Publication date
Jun 30, 2005
JFE STEEL CORPORATION
Shoichiro Taira
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Zinc-base plated steel sheet and method for manufacturing same
Publication number
20040005476
Publication date
Jan 8, 2004
JFE STEEL CORPORATION
Satoru Ando
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Galvanized steel sheet, method for manufacturing the same, and meth...
Publication number
20030219621
Publication date
Nov 27, 2003
NKK Corporation
Yasuhiro Sodani
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Steel sheet having organic coating and method for manufacturing the...
Publication number
20030072962
Publication date
Apr 17, 2003
NKK Corporation
Akira Matsuzaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...