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Keizo Hosoya

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heating furnace tube and method of manufacturing the same
    • Patent number 6,514,631
    • Issue date Feb 4, 2003
    • JGC Corporation
    • Katsumi Yamamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamp-type pipe joint
    • Patent number 6,070,911
    • Issue date Jun 6, 2000
    • JGC Corporation
    • Yasuo Namikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents