Patents Assigned to Y.K. Co., Ltd.
  • Patent number: D555174
    Type: Grant
    Filed: September 20, 2006
    Date of Patent: November 13, 2007
    Assignee: Y.K. Co., Ltd.
    Inventor: Young Ki Hwang
  • Patent number: D555670
    Type: Grant
    Filed: September 20, 2006
    Date of Patent: November 20, 2007
    Assignee: Y.K. Co., Ltd.
    Inventor: Young Ki Hwang
  • Patent number: D625338
    Type: Grant
    Filed: March 15, 2010
    Date of Patent: October 12, 2010
    Assignee: Y. K. Co., Ltd.
    Inventors: Nam Taek Nam, Jung Ho Lee