TREA

Hirotsugu MIYAMOTO

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  • Kisarazu-shi, JP
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Patents Applicationslast 30 patents

  • Information Patent Application

    SPRING STEEL FOR SUSPENSION AND METHOD FOR PRODUCING SAME
    • Publication number 20180230566
    • Publication date Aug 16, 2018
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Takahisa SUZUKI
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    SPRING STEEL
    • Publication number 20180142333
    • Publication date May 24, 2018
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Takahisa SUZUKI
    • C21 - METALLURGY OF IRON