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Masamichi Hasegawa

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  • Toyama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Waterproof slide fastener
    • Patent number 9,572,406
    • Issue date Feb 21, 2017
    • YKK Corporation
    • Ryo Tanaka
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Slide fastener
    • Patent number 9,055,790
    • Issue date Jun 16, 2015
    • YKK Corporation
    • Ryo Tanaka
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Fastener stringer and slide fastener
    • Patent number 8,938,863
    • Issue date Jan 27, 2015
    • YKK Corporation
    • Yoshimichi Yamakita
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Bottom end stop for slide fastener
    • Patent number D648246
    • Issue date Nov 8, 2011
    • YKK Corporation
    • Masamichi Hasegawa
    • D11 - Jewelry, symbolic insignia, and ornaments
  • Information Patent Grant

    Slide fastener
    • Patent number D643778
    • Issue date Aug 23, 2011
    • YKK Corporation
    • Masamichi Hasegawa
    • D11 - Jewelry, symbolic insignia, and ornaments

Patents Applicationslast 30 patents

  • Information Patent Application

    Waterproof Slide Fastener
    • Publication number 20150000087
    • Publication date Jan 1, 2015
    • YKK Corporation
    • Ryo Tanaka
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    Slide Fastener
    • Publication number 20140137375
    • Publication date May 22, 2014
    • YKK Corporation
    • Ryo Tanaka
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Fastener Stringer and Slide Fastener
    • Publication number 20130019442
    • Publication date Jan 24, 2013
    • YKK Corporation
    • Yoshimichi Yamakita
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC