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Shigeo Kitazawa

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  • Yamanashi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ball valve and method for production thereof
    • Patent number 7,234,682
    • Issue date Jun 26, 2007
    • Kitz Corporation
    • Shigeo Kitazawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball valve and production method therefor
    • Patent number 6,916,011
    • Issue date Jul 12, 2005
    • Kitz Corporation
    • Shigeo Kitazawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball valve
    • Patent number D459787
    • Issue date Jul 2, 2002
    • Kitz Corporation
    • Shigeo Kitazawa
    • D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

  • Information Patent Application

    Ball valve and method for production thereof
    • Publication number 20050205827
    • Publication date Sep 22, 2005
    • Shigeo Kitazawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ball valve and production method therefor
    • Publication number 20030001125
    • Publication date Jan 2, 2003
    • Shigeo Kitazawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...