Yong R. Chu

Person

  • Itasca, IL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Modular retractile telephone cords

    • Patent number 6,235,990
    • Issue date May 22, 2001
    • Telephone Products, Inc.
    • Jeffrey M. Morris
    • H01 - BASIC ELECTRIC ELEMENTS