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Hiroyoshi Kikuchi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Aluminum base sintered material
    • Patent number 5,788,737
    • Issue date Aug 4, 1998
    • N.D.C. Co., Ltd.
    • Hiroo Wakiyama
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method for joining metallic members
    • Patent number 5,073,693
    • Issue date Dec 17, 1991
    • N.D.C. Co., Ltd.
    • Hiroyoshi Kikuchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR