Patents Assigned to Katsumata Spring Co., Ltd.
  • Hair fashion accessory
    Patent number: 6192893
    Abstract: A challenge of the present invention is to provide a hair fashion accessory which is not removed easily from hair once it is fastened to the hair. For solution to the challenge, in the hair fashion accessory comprising a coil spring made of a wire material for a spring to catch hair in spaces between winds of the wire material for holding the hair, the coil spring is formed in a polygonal column with helical side edges.
    Type: Grant
    Filed: July 14, 2000
    Date of Patent: February 27, 2001
    Assignee: Katsumata Spring Co., Ltd.
    Inventor: Yoshinori Katsumata