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Steel sheet
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Patent number 12,123,080
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Issue date Oct 22, 2024
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Nippon Steel Corporation
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Yuji Sakiyama
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Steel sheet
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Patent number 12,043,877
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Issue date Jul 23, 2024
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Nippon Steel Corporation
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Katsuya Nakano
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C21 - METALLURGY OF IRON
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Steel sheet and member
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Patent number 11,826,857
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Issue date Nov 28, 2023
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Nippon Steel Corporation
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Takashi Yasutomi
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Cutting method using a stamping press
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Patent number 11,224,908
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Issue date Jan 18, 2022
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Nippon Steel Corporation
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Takashi Yasutomi
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Method for shear processing
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Patent number 10,946,431
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Issue date Mar 16, 2021
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Nippon Steel Corporation
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Takashi Yasutomi
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Shearing method
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Patent number 10,639,698
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Issue date May 5, 2020
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Nippon Steel Corporation
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Takashi Yasutomi
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Shearing method
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Patent number 10,639,699
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Issue date May 5, 2020
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Nippon Steel Corporation
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Takashi Yasutomi
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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