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Tatsuya Nakagawa

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  • Chiba-ken, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Method for forming a hollow plastic product
    • Publication number 20090008822
    • Publication date Jan 8, 2009
    • Tatsuya Nakagawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Shielding structure of a through-hole formed in a wall of a plastic...
    • Publication number 20080211191
    • Publication date Sep 4, 2008
    • Excell Corporation
    • Tatsuya Nakagawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Hollow plastic product having a connector pipe
    • Publication number 20050082825
    • Publication date Apr 21, 2005
    • Excell Corporation
    • Tatsuya Nakagawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Spiral bellows structure
    • Publication number 20020062873
    • Publication date May 30, 2002
    • Excell Corporation
    • Tatsuya Nakagawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    METHOD FOR MANUFACTURING A HOLLOW PLASTIC PRODUCT
    • Publication number 20010042947
    • Publication date Nov 22, 2001
    • TATSUYA NAKAGAWA
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Method for manufacturing a multi-layer plastic pipe
    • Publication number 20010013675
    • Publication date Aug 16, 2001
    • Tatsuya Nakagawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL