TREA

Naomi Kubo

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  • Nagoya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Manufacturing a steel tube including tufftriding
    • Patent number 4,495,003
    • Issue date Jan 22, 1985
    • Usui Kokusai Sangyo Kabushiki Kaisha
    • Naomi Kubo
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Steel tube
    • Patent number 4,458,724
    • Issue date Jul 10, 1984
    • Usui Kokusai Sangyo Kabushiki Kaisha
    • Naomi Kubo
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...