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Akira Sakaida
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Fukuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic shield structure having openings and a magnetic material f...
Patent number
7,964,803
Issue date
Jun 21, 2011
Nippon Steel Corporation
Takeshi Saito
G01 - MEASURING TESTING
Information
Patent Grant
Grain-oriented electrical steel sheet for low-noise transformer
Patent number
6,387,522
Issue date
May 14, 2002
Nippon Steel Corporation
Hisashi Mogi
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheets having excellent magnetic ch...
Patent number
6,368,424
Issue date
Apr 9, 2002
Nippon Steel Corporation
Tatsuhiko Sakai
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for producing grain-oriented electrical steel sheet having...
Patent number
5,840,131
Issue date
Nov 24, 1998
Nippon Steel Corporation
Kenichi Yakashiro
C21 - METALLURGY OF IRON
Information
Patent Grant
Annealing separator having excellent reactivity for grain-oriented...
Patent number
5,685,920
Issue date
Nov 11, 1997
Nippon Steel Corporation
Osamu Tanaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for box annealing a steel strip coil
Patent number
4,290,829
Issue date
Sep 22, 1981
Nippon Steel Corporation
Hiromichi Koshiishi
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
Magnetic Shield Structure Having Openings and a Magnetic Material F...
Publication number
20070272369
Publication date
Nov 29, 2007
Takeshi Saito
G01 - MEASURING TESTING
Information
Patent Application
Grain-oriented electrical steel sheet for low-noise transformer
Publication number
20020012805
Publication date
Jan 31, 2002
Hisashi Mogi
C21 - METALLURGY OF IRON