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Yoshio Takakura
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Hitachi-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Strip wiper device, strip wiping method, rolling mill and rolling m...
Patent number
6,581,429
Issue date
Jun 24, 2003
Hitachi, Ltd.
Yoshio Takakura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Plate rolling mill
Patent number
6,446,477
Issue date
Sep 10, 2002
Hitachi, Ltd.
Kenichi Yasuda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Molten metal plating apparatus
Patent number
6,315,830
Issue date
Nov 13, 2001
Hitachi, Ltd.
Mitsuo Nakagawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plate rolling mill
Patent number
6,250,126
Issue date
Jun 26, 2001
Hitachi, Ltd.
Kenichi Yasuda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of bonding metal plates, apparatus therefor and hot strip mill
Patent number
6,213,381
Issue date
Apr 10, 2001
Hitachi, Ltd.
Takao Funamoto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Cluster type rolling mill and rolling method
Patent number
6,151,945
Issue date
Nov 28, 2000
Hitachi, Ltd.
Yasutsugu Yoshimura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rolling machine and rolling method
Patent number
6,151,943
Issue date
Nov 28, 2000
Hitachi, Ltd.
Mitsuo Nihei
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rolling mill, hot rolling system, rolling method and rolling mill r...
Patent number
6,076,388
Issue date
Jun 20, 2000
Hitachi, Ltd.
Toshiyuki Kajiwara
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rolling mill and rolling method
Patent number
6,003,355
Issue date
Dec 21, 1999
Hitachi, Ltd.
Kenichi Yasuda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of bonding metal plates, apparatus therefor and hot strip mill
Patent number
5,884,832
Issue date
Mar 23, 1999
Hitachi, Ltd.
Takao Funamoto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Rolling mill, hot rolling system, rolling method and rolling mill r...
Patent number
5,768,927
Issue date
Jun 23, 1998
Hitachi Ltd.
Toshiyuki Kajiwara
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rolling mill and method of using the same
Patent number
5,666,837
Issue date
Sep 16, 1997
Hitachi Ltd.
Toshiyuki Kajiwara
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Tandem mill system and work roll crossing mill
Patent number
5,657,655
Issue date
Aug 19, 1997
Hitachi, Ltd.
Kenichi Yasuda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Five-high rolling mill
Patent number
5,653,137
Issue date
Aug 5, 1997
Hitachi, Ltd.
Yoshio Takakura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rolling mill and method
Patent number
5,560,237
Issue date
Oct 1, 1996
Kenichi Yasuda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Work rolls crossing type mill, rolling system and rolling method
Patent number
5,524,465
Issue date
Jun 11, 1996
Hitachi, Ltd.
Toshiyuki Kajiwara
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rolling mill and rolling method
Patent number
5,406,817
Issue date
Apr 18, 1995
Hitachi, Ltd.
Yoshio Takakura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Leveling device and leveling method
Patent number
5,329,798
Issue date
Jul 19, 1994
Hitachi, Ltd.
Yoshio Takakura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rolling method of multi-high rolling mill for obtaining accurate sh...
Patent number
5,239,851
Issue date
Aug 31, 1993
Hitachi, Ltd.
Yoshio Takakura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and apparatus for correcting a widthwise bend in an end port...
Patent number
5,218,848
Issue date
Jun 15, 1993
Hitachi, Ltd.
Yoshio Takakura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of and apparatus for joining hot materials to be rolled to e...
Patent number
5,121,873
Issue date
Jun 16, 1992
Hitachi Ltd.
Teruo Sekiya
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High speed pickling device and high speed pickling method
Patent number
5,116,447
Issue date
May 26, 1992
Hitachi, Ltd.
Tomoaki Kimura
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process and apparatus for continuous casting of metal strip
Patent number
5,067,555
Issue date
Nov 26, 1991
Nisshin Steel Co., Ltd.
Takeshi Ban
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and apparatus for cooling rolling mill rolls
Patent number
4,741,193
Issue date
May 3, 1988
Hitachi, Ltd.
Tomoaki Kimura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Apparatus for looping belt-like materials
Patent number
4,613,093
Issue date
Sep 23, 1986
Hitachi, Ltd.
Yoshio Takakura
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
Plate rolling mill
Publication number
20010020380
Publication date
Sep 13, 2001
Hitachi, Ltd.
Kenichi Yasuda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...