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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 6891485 Surface treatment method for base material Jun 18, 2021
B 6891615 How to create brackish water eelgrass field and how to grow eelgrass in brackish water. Jun 18, 2021
B 6891630 Flux-cored wire for gas shielded arc welding and welding joint manufacturing method Jun 18, 2021
B 6891673 Non-oriented electrical steel sheet and its manufacturing method Jun 18, 2021
B 6891682 Electrical steel sheet and its manufacturing method, rotor motor core and its manufacturing method, stator motor core and its manufacturing method, and motor core manufacturing method Jun 18, 2021
B 6891707 Non-oriented electrical steel sheet and its manufacturing method Jun 18, 2021
B 6891756 Heat treatment line for steel pipes and transfer control method for steel pipes Jun 18, 2021
B 6891821 Continuous casting machine Jun 18, 2021
B 6891828 High-strength seamless steel pipe and jack-up rig bracing pipe Jun 18, 2021
B 6891830 Steel for mooring chains and mooring chains Jun 18, 2021
B 6892008 Steel pipe and manufacturing method of steel pipe Jun 18, 2021
B 6892016 Ladle for molten metal Jun 18, 2021
B 6892028 Structural member, structural member manufacturing method and structural member manufacturing equipment Jun 18, 2021
B 6885511 Ni-plated steel sheet and manufacturing method of Ni-plated steel sheet Jun 16, 2021
B 6885515 Metal-fiber reinforced plastic composite Jun 16, 2021

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6891485 6891615 6891630 6891673 6891682 6891707 6891756 6891821 6891828 6891830 6892008 6892016 6892028 6885511 6885515

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Patent Ranking in Japan

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