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Yoji YAMASHITA

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for manufacturing hot-forged member
    • Patent number 12,290,853
    • Issue date May 6, 2025
    • PROTERIAL, LTD.
    • Yoji Yamashita
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR MANUFACTURING HOT-FORGED MEMBER
    • Publication number 20250179620
    • Publication date Jun 5, 2025
    • Proterial, Ltd.
    • Yoji YAMASHITA
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD FOR MANUFACTURING HOT-FORGED MEMBER
    • Publication number 20230068369
    • Publication date Mar 2, 2023
    • Hitachi Metals, Ltd.
    • Yoji YAMASHITA
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...