TREA

Osaka Shell Industry Co., Ltd.

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Casting core fabrication apparatus
    • Patent number 5,915,451
    • Issue date Jun 29, 1999
    • Osaka Shell Industry Co., Ltd.
    • Nobuhiro Nakamura
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Casting core fabricating apparatus
    • Patent number 5,078,201
    • Issue date Jan 7, 1992
    • Osaka Shell Industry Co., Ltd.
    • Nobuhiro Nakamura
    • B22 - CASTING POWDER METALLURGY