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Akio Nagayoshi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Divided nut
    • Patent number 5,039,266
    • Issue date Aug 13, 1991
    • Yu Shi Sangyo Kabushiki Kaisha
    • Akio Nagayoshi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plastic pipe
    • Patent number 4,998,563
    • Issue date Mar 12, 1991
    • UC Industry Co., Ltd.
    • Akio Nagayoshi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for manufacturing resin tube
    • Patent number 4,867,671
    • Issue date Sep 19, 1989
    • UC Industry Co., Ltd.
    • Akio Nagayoshi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method and apparatus for manufacturing a plastic pipe
    • Patent number 4,824,502
    • Issue date Apr 25, 1989
    • UC Industry Co., Ltd.
    • Akio Nagayoshi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL