TREA

Ryoichiro Ohoshima

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ceramics-coated heat resisting alloy member
    • Patent number 5,209,645
    • Issue date May 11, 1993
    • Hitachi, Ltd.
    • Yoshitaka Kojima
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Ceramics-coated heat resisting alloy member
    • Patent number 4,966,820
    • Issue date Oct 30, 1990
    • Hitachi, Ltd.
    • Yoshitaka Kojima
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...