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Mitsuyuki Fujisawa
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Chiyoda-ku, Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing Fe—Cr alloy
Patent number
12,137,501
Issue date
Nov 5, 2024
JFE Steel Corporation
Akito Mizutani
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Ferritic stainless steel sheet and method for producing same
Patent number
12,123,070
Issue date
Oct 22, 2024
JFE Steel Corporation
Keishi Inoue
C21 - METALLURGY OF IRON
Information
Patent Grant
Al or Al alloy-coated stainless steel sheet and method of manufactu...
Patent number
12,116,672
Issue date
Oct 15, 2024
JFE Steel Corporation
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Grant
Austenitic-ferritic duplex stainless steel sheet
Patent number
12,116,657
Issue date
Oct 15, 2024
JFE Steel Corporation
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferritic stainless steel
Patent number
11,560,604
Issue date
Jan 24, 2023
JFE Steel Corporation
Tomohiro Ishii
C21 - METALLURGY OF IRON
Information
Patent Grant
Fe—Cr alloy, method for producing same, and resistance heating element
Patent number
11,497,085
Issue date
Nov 8, 2022
JFE Steel Corporation
Akito Mizutani
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Ferritic stainless steel sheet and method for manufacturing the same
Patent number
11,401,573
Issue date
Aug 2, 2022
JFE Steel Corporation
Shuji Nishida
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferritic stainless steel sheet and method of producing same
Patent number
11,377,702
Issue date
Jul 5, 2022
JFE Steel Corporation
Hidetaka Kawabe
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferritic stainless steel sheet
Patent number
11,220,732
Issue date
Jan 11, 2022
JFE Steel Corporation
Hidetaka Kawabe
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled and annealed ferritic stainless steel sheet and method f...
Patent number
11,174,540
Issue date
Nov 16, 2021
JFE Steel Corporation
Hidetaka Kawabe
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferritic-austenitic duplex stainless steel sheet
Patent number
11,142,814
Issue date
Oct 12, 2021
JFE Steel Corporation
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Grant
Stainless steel sheet and stainless steel foil
Patent number
11,008,636
Issue date
May 18, 2021
JFE Steel Corporation
Akito Mizutani
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Ferritic stainless steel and process for producing same
Patent number
10,968,499
Issue date
Apr 6, 2021
JFE Steel Corporation
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferritic stainless steel sheet
Patent number
10,821,706
Issue date
Nov 3, 2020
JFE Steel Corporation
Akito Mizutani
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Material for cold rolled stainless steel sheets, method for manufac...
Patent number
10,801,084
Issue date
Oct 13, 2020
JFE Steel Corporation
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferrite-martensite dual-phase stainless steel and method of manufac...
Patent number
10,745,774
Issue date
Aug 18, 2020
JFE Steel Corporation
Tomohiro Ishii
C21 - METALLURGY OF IRON
Information
Patent Grant
Martensitic stainless steel
Patent number
10,655,195
Issue date
May 19, 2020
JFE Steel Corporation
Tetsuyuki Nakamura
C21 - METALLURGY OF IRON
Information
Patent Grant
Stainless steel and production method therefor
Patent number
10,626,486
Issue date
Apr 21, 2020
JFE Steel Corporation
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferritic stainless steel and process for producing same
Patent number
10,458,013
Issue date
Oct 29, 2019
JFE Steel Corporation
Kunio Fukuda
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Ferritic stainless steel and method for producing same
Patent number
10,450,625
Issue date
Oct 22, 2019
JFE Steel Corporation
Kunio Fukuda
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferritic stainless steel foil and method for producing the same
Patent number
10,227,674
Issue date
Mar 12, 2019
JFE Steel Corporation
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferritic stainless steel foil
Patent number
10,151,020
Issue date
Dec 11, 2018
JFE Steel Corporation
Akito Mizutani
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Material for cold-rolled stainless steel sheet and production metho...
Patent number
10,000,824
Issue date
Jun 19, 2018
JFE Steel Corporation
Masataka Yoshino
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferritic stainless steel foil
Patent number
9,920,409
Issue date
Mar 20, 2018
JFE Steel Corporation
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Grant
Stainless steel foil
Patent number
9,777,357
Issue date
Oct 3, 2017
JFE Steel Corporation
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Grant
Stainless steel foil and catalyst carrier for exhaust gas purifying...
Patent number
9,624,563
Issue date
Apr 18, 2017
JFE Steel Corporation
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Grant
Stainless steel foil and catalyst carrier for exhaust gas purifying...
Patent number
9,273,382
Issue date
Mar 1, 2016
JFE Steel Corporation
Akito Mizutani
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Steel sheet for brake disc, and brake disc
Patent number
8,607,941
Issue date
Dec 17, 2013
JFE Steel Corporation
Katsuhisa Yamauchi
C21 - METALLURGY OF IRON
Information
Patent Grant
Austenitic-ferritic stainless steel
Patent number
8,562,758
Issue date
Oct 22, 2013
JFE Steel Corporation
Mitsuyuki Fujisawa
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Chromium steel sheets having an excellent press formability
Patent number
5,709,836
Issue date
Jan 20, 1998
Kawasaki Steel Corporation
Mitsuyuki Fujisawa
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF PRODUCING FERRITIC STAINLESS STEEL SHEET
Publication number
20230271405
Publication date
Aug 31, 2023
JFE STEEL CORPORATION
Akito MIZUTANI
C21 - METALLURGY OF IRON
Information
Patent Application
Al COATING LAYER-EQUIPPED STAINLESS STEEL SHEET
Publication number
20230193474
Publication date
Jun 22, 2023
JFE STEEL CORPORATION
Akito Mizutani
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
AUSTENITIC-FERRITIC DUPLEX STAINLESS STEEL SHEET
Publication number
20220267883
Publication date
Aug 25, 2022
JFE STEEL CORPORATION
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Application
AL OR AL ALLOY-COATED STAINLESS STEEL SHEET AND METHOD OF MANUFACTU...
Publication number
20220170144
Publication date
Jun 2, 2022
JFE STEEL CORPORATION
Akito Mizutani
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20220017984
Publication date
Jan 20, 2022
JFE STEEL CORPORATION
Keishi Inoue
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING Fe-Cr ALLOY
Publication number
20220015196
Publication date
Jan 13, 2022
JFE STEEL CORPORATION
Akito Mizutani
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
FERRITIC STAINLESS STEEL
Publication number
20210277494
Publication date
Sep 9, 2021
JFE STEEL CORPORATION
Tomohiro Ishii
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20210269890
Publication date
Sep 2, 2021
JFE STEEL CORPORATION
Hidetaka Kawabe
C21 - METALLURGY OF IRON
Information
Patent Application
Fe-Cr ALLOY, METHOD FOR PRODUCING SAME, AND RESISTANCE HEATING ELEMENT
Publication number
20210059019
Publication date
Feb 25, 2021
JFE STEEL CORPORATION
Akito MIZUTANI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT-ROLLED AND ANNEALED FERRITIC STAINLESS STEEL SHEET AND METHOD F...
Publication number
20200385835
Publication date
Dec 10, 2020
JFE STEEL CORPORATION
Masataka Yoshino
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
RAW MATERIAL FOR COLD-ROLLED STAINLESS STEEL SHEET AND METHOD FOR M...
Publication number
20200385834
Publication date
Dec 10, 2020
JFE STEEL CORPORATION
Shuji Nishida
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED AND ANNEALED FERRITIC STAINLESS STEEL SHEET AND METHOD F...
Publication number
20200377980
Publication date
Dec 3, 2020
JFE STEEL CORPORATION
Hidetaka Kawabe
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20200347475
Publication date
Nov 5, 2020
JFE STEEL CORPORATION
Keishi Inoue
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET
Publication number
20200308677
Publication date
Oct 1, 2020
JFE STEEL CORPORATION
Hidetaka Kawabe
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20200299800
Publication date
Sep 24, 2020
JFE STEEL CORPORATION
Shuji NISHIDA
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED FERRITIC STAINLESS STEEL SHEET AND METHOD FOR MANUFACTUR...
Publication number
20200002779
Publication date
Jan 2, 2020
JFE STEEL CORPORATION
Masataka YOSHINO
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC-AUSTENITIC DUPLEX STAINLESS STEEL SHEET
Publication number
20190390310
Publication date
Dec 26, 2019
JFE STEEL CORPORATION
Akito Mizutani
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET
Publication number
20190275766
Publication date
Sep 12, 2019
JFE STEEL CORPORATION
Akito MIZUTANI
B32 - LAYERED PRODUCTS
Information
Patent Application
STAINLESS STEEL SHEET AND STAINLESS STEEL FOIL
Publication number
20190249269
Publication date
Aug 15, 2019
JFE STEEL CORPORATION
Akito MIZUTANI
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-ROLLED AND ANNEALED FERRITIC STAINLESS STEEL SHEET AND METHOD F...
Publication number
20190226045
Publication date
Jul 25, 2019
JFE STEEL CORPORATION
Masataka YOSHINO
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET
Publication number
20190106775
Publication date
Apr 11, 2019
JFE STEEL CORPORATION
Shuji Nishida
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET
Publication number
20190055634
Publication date
Feb 21, 2019
JFE STEEL CORPORATION
Shuji Nishida
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL AND METHOD FOR MANUFACTURING THE SAME
Publication number
20180265951
Publication date
Sep 20, 2018
JFE STEEL CORPORATION
Masataka YOSHINO
C21 - METALLURGY OF IRON
Information
Patent Application
HOT ROLLED FERRITIC STAINLESS STEEL SHEET, HOT ROLLED AND ANNEALED...
Publication number
20180202023
Publication date
Jul 19, 2018
JFE STEEL CORPORATION
Masataka Yoshino
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20180171430
Publication date
Jun 21, 2018
JFE STEEL CORPORATION
Masataka Yoshino
C21 - METALLURGY OF IRON
Information
Patent Application
MARTENSITIC STAINLESS STEEL
Publication number
20180112285
Publication date
Apr 26, 2018
JFE STEEL CORPORATION
Tetsuyuki NAKAMURA
C21 - METALLURGY OF IRON
Information
Patent Application
STAINLESS STEEL AND PRODUCTION METHOD THEREFOR
Publication number
20170349984
Publication date
Dec 7, 2017
JFE STEEL CORPORATION
Akito MIZUTANI
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL AND PROCESS FOR PRODUCING SAME
Publication number
20170349995
Publication date
Dec 7, 2017
JFE STEEL CORPORATION
Kunio FUKUDA
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL AND PROCESS FOR PRODUCING SAME
Publication number
20170327921
Publication date
Nov 16, 2017
JFE STEEL CORPORATION
Akito MIZUTANI
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC STAINLESS STEEL FOIL AND METHOD FOR MANUFACTURING THE SAME...
Publication number
20170275725
Publication date
Sep 28, 2017
JFE STEEL CORPORATION
Akito Mizutani
C21 - METALLURGY OF IRON