Patent Ranking in Japan - Applicant details - Japanese version

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Nippon Steel & Sumitomo Metal Corporation

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  2021 Application Ranking      22th  publications: 583 上昇2020: 26th  1159)

  2021 Acquisition Ranking      13th  registrations: 508 上昇2020: 17th  1097)

(update:Jun 18, 2021)

2011  2012  2013  2014  2015  2016  2017  2018  2019  2020 

Publication numberTitle of the InventionPublic. dateRemarks
B 6888696 Joint structure of steel members Jun 16, 2021
B 6888740 Method for manufacturing metal-carbon fiber reinforced resin material composite and metal-carbon fiber reinforced resin material composite Jun 16, 2021
B 6884083 Chemical conversion steel sheet Jun 9, 2021
B 6885088 Steel members with welded joints and their manufacturing methods Jun 9, 2021
B 6885094 Desulfurization method of sulfur-containing slag, manufacturing method of civil engineering construction materials using sulfur-containing slag, and manufacturing method of slag construction body Jun 9, 2021
B 6885112 Manufacturing method of lap fillet welded joint and lap fillet welded joint Jun 9, 2021
B 6885136 Steel plate joint structure Jun 9, 2021
B 6885153 Welded structural members Jun 9, 2021
B 6885164 Sintered ore manufacturing method Jun 9, 2021
B 6885183 Zn-Al alloy supply method and Zn-Al alloy supply device to the hot-dip zinc pot Jun 9, 2021
B 6885206 Directional electromagnetic steel sheet for laser magnetic domain control and its manufacturing method Jun 9, 2021
B 6885218 How to select MgO-C bricks, how to operate molten metal containers, and lining structure of molten metal containers Jun 9, 2021
B 6885219 Welding method of steel materials and manufacturing method of welded joints Jun 9, 2021
B 6885229 Tandish injection tube sealing method and sealing device Jun 9, 2021
B 6885232 Hot-press plated steel sheet and its manufacturing method, and hot-press molded member and its manufacturing method Jun 9, 2021

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6888696 6888740 6884083 6885088 6885094 6885112 6885136 6885153 6885164 6885183 6885206 6885218 6885219 6885229 6885232

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Patent Ranking in Japan

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