Jae-Sik Ko

Person

  • Ahnsan, KR

Patents Grantslast 30 patents

  • Information Patent Grant

    Injection nozzle with cushion ring

    • Patent number 6,050,806
    • Issue date Apr 18, 2000
    • Yudo Co., Ltd.
    • Jae-Sik Ko
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL