Nobuhito Hirakawa

Person

  • Amagasaki, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-channel rotary joint

    • Patent number 6,485,062
    • Issue date Nov 26, 2002
    • Nippon Pillar Packing Co., Ltd.
    • Junji Omiya
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Quartz pipe joint

    • Patent number 5,516,159
    • Issue date May 14, 1996
    • Nippon Pillar Packing Co., Ltd.
    • Nobuhito Hirakawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Multi-channel rotary joint

    • Publication number 20020017785
    • Publication date Feb 14, 2002
    • Junji Omiya
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...