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Hitoshi Suwabe
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Itami, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Austenitic alloy pipe and method for producing the same
Patent number
9,429,254
Issue date
Aug 30, 2016
Nippon Steel & Sumitomo Metal Corporation
Naoki Sawawatari
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing a high alloy pipe
Patent number
8,701,455
Issue date
Apr 22, 2014
Nippon Steel & Sumitomo Metal Corporation
Masayuki Sagara
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing two-phase stainless steel pipe
Patent number
8,333,851
Issue date
Dec 18, 2012
Sumitomo Metal Industries, Ltd.
Hitoshi Suwabe
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing high alloy pipe
Patent number
8,312,751
Issue date
Nov 20, 2012
Sumitomo Metal Industries, Ltd.
Hitoshi Suwabe
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing duplex stainless steel pipe
Patent number
8,293,037
Issue date
Oct 23, 2012
Sumitomo Metal Industries, Ltd.
Hitoshi Suwabe
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
AUSTENITIC ALLOY PIPE AND METHOD FOR PRODUCING THE SAME
Publication number
20140083576
Publication date
Mar 27, 2014
Nippon Steel & Sumitomo Medtal Corporation
Naoki Sawawatari
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING DUPLEX STAINLESS STEEL PIPE
Publication number
20110290377
Publication date
Dec 1, 2011
Sumitomo Metal Industries, Ltd.
Hitoshi SUWABE
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR PRODUCING HIGH ALLOY PIPE
Publication number
20110252854
Publication date
Oct 20, 2011
Sumitomo Metal Industries, Ltd.
Hitoshi SUWABE
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method for Producing Two-Phase Stainless Steel Pipe
Publication number
20110024005
Publication date
Feb 3, 2011
Sumitomo Metal Industries, Ltd.
Hitoshi Suwabe
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR MANUFACTURING A HIGH ALLOY PIPE
Publication number
20100170320
Publication date
Jul 8, 2010
Masayuki Sagara
C21 - METALLURGY OF IRON