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Ray Long Tsai

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  • Taichung City, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Injection molding method and mold mechanism
    • Patent number 10,710,287
    • Issue date Jul 14, 2020
    • Taiwan Green Point Enterprises Co., Ltd.
    • Ray-Long Tsai
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    INJECTION MOLDING METHOD AND MOLD MECHANISM
    • Publication number 20180147760
    • Publication date May 31, 2018
    • TAIWAN GREEN POINT ENTERPRISES CO., LTD.
    • Ray-Long TSAI
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    INJECTION MOLDING METHOD AND MOLD MECHANISM
    • Publication number 20160107347
    • Publication date Apr 21, 2016
    • TAIWAN GREEN POINT ENTERPRISES CO., LTD.
    • Ray-Long TSAI
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    MOLDING TOOL WITH A THREE DIMENSIONAL SURFACE RELIEF PATTERN AND ME...
    • Publication number 20130052294
    • Publication date Feb 28, 2013
    • TAIWAN GREEN POINT ENTERPRISES CO., LTD.
    • Shaupoh Wang
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL