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Satoshi Sumikawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for identifying necking limit strain of metal sheet
    • Patent number 12,117,422
    • Issue date Oct 15, 2024
    • JFE Steel Corporation
    • Fumiaki Tamashiro
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Press forming method
    • Patent number 12,109,600
    • Issue date Oct 8, 2024
    • JFE Steel Corporation
    • Satoshi Sumikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Press forming method
    • Patent number 12,036,596
    • Issue date Jul 16, 2024
    • JFE Steel Corporation
    • Satoshi Sumikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Press forming method
    • Patent number 11,998,968
    • Issue date Jun 4, 2024
    • JFE Steel Corporation
    • Satoshi Sumikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Press forming method and press forming tool
    • Patent number 10,737,307
    • Issue date Aug 11, 2020
    • JFE Steel Corporation
    • Satoshi Sumikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of press forming and press forming apparatus
    • Patent number 10,286,436
    • Issue date May 14, 2019
    • JFE Steel Corporation
    • Satoshi Sumikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Stress-strain relation simulation method, springback-amount predict...
    • Patent number 10,089,422
    • Issue date Oct 2, 2018
    • JFE Steel Corporation
    • Satoshi Sumikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of identifying cause of springback and apparatus of identify...
    • Patent number 10,012,555
    • Issue date Jul 3, 2018
    • JFE Steel Corporation
    • Satoshi Sumikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents