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Nippon Steel & Sumitomo Metal Corporation

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  2015 Application Ranking      50th  publications: 794 下降2014: 46th  806)

  2015 Acquisition Ranking      31th  registrations: 858 下降2014: 22th  1469)

(update:Jun 18, 2021)

2011  2012  2013  2014  2016  2017  2018  2019  2020  2021 

Publication numberTitle of the InventionPublic. dateRemarks
2013-146046 Oil well stainless steel and oil well stainless steel pipe Dec 10, 2015
2013-146279 Analysis device, analysis method, and computer program Dec 10, 2015
A 2015-221455 Vibrating device for continuous casting mold and continuous casting method Dec 10, 2015
A 2015-221456 Induction heating tundish weir refractory construction method and weir refractory repair method constructed by this method Dec 10, 2015
A 2015-221920 Steel material and manufacturing method thereof Dec 10, 2015
A 2015-221922 Steel for nitriding Dec 10, 2015
A 2015-221927 Steel material and manufacturing method thereof Dec 10, 2015
A 2015-221928 Blast furnace operation method Dec 10, 2015
A 2015-221931 Converter refining method using top blowing lance Dec 10, 2015
A 2015-221965 Steel pipe Dec 10, 2015
A 2015-221994 Embankment reinforcement structure Dec 10, 2015
A 2015-222766 Wire processing method for silicon carbide single crystal ingot Dec 10, 2015
A 2015-217392 Continuous casting method and continuous casting slab Dec 7, 2015
A 2015-217404 Slab continuous casting method Dec 7, 2015
A 2015-217414 Slab cutting equipment Dec 7, 2015

61-75 (total:867)

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2013-146046 2013-146279 2015-221455 2015-221456 2015-221920 2015-221922 2015-221927 2015-221928 2015-221931 2015-221965 2015-221994 2015-222766 2015-217392 2015-217404 2015-217414

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Patent Ranking in Japan

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