Patents Assigned to Finetec Co., Ltd.
  • Heat-generating material for portable hair curler
    Patent number: 4955360
    Abstract: A metallic heat-generating agent comprising as a main component iron powder and water generating steam by an oxidation reaction caused by contact with air is contained in an air-permeable bag as a heat-generating material for a portable hair curler. A portable hair curler is constructed and operated by exchangeably inserting this metallic heat-generating material in a hair-winding guide cylinder and dismountably attaching a cover after winding the hair onto the hair-winding guide cylinder.
    Type: Grant
    Filed: February 28, 1989
    Date of Patent: September 11, 1990
    Assignees: Nippon Steel Corporation, Finetec Co., Ltd.
    Inventors: Yoshihiro Ogawa, Hiroo Takahashi, Yoshinori Kikuchi