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Masahumi Nogawa

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  • Toyota-Shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary valve unit in a pulse tube refrigerator
    • Patent number 6,460,349
    • Issue date Oct 8, 2002
    • Aisin Seiki Kabushiki Kaisha
    • Shin Kawano
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Pulse tube refrigerator
    • Patent number 6,434,947
    • Issue date Aug 20, 2002
    • Aisin Seiki Kabushiki Kaisha
    • Shaowei Zhu
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    Rotary valve unit in a pulse tube refrigerator
    • Publication number 20020066276
    • Publication date Jun 6, 2002
    • AISIN SEIKI KABUSHIKI KAISHA
    • Shin Kawano
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Pulse tube refrigerator
    • Publication number 20010032469
    • Publication date Oct 25, 2001
    • AISIN SEIKI KABUSHIKI KAISHA
    • Shaowei Zhu
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...