TREA

Yoshihiro Hamada

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  • Hyogo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Roller head extruder unit
    • Patent number 5,607,703
    • Issue date Mar 4, 1997
    • Kabushiki Kaisha Kobe Seiko Sho
    • Kenji Sakai
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Screw extruding machine
    • Patent number 4,859,166
    • Issue date Aug 22, 1989
    • Kabushiki Kaisha Kobe Seiko Sho
    • Yoshihiro Hamada
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL