Patents Assigned to Nayoya Oilchemcial Co., LTD.
  • Masking member made of engineering plastic
    Patent number: 5902642
    Abstract: An object of the present invention is to repeatedly use a masking member which is applied in a surface treatment having a heating process at a high temperature. To attain said object, said masking member of the present invention uses an engineering plastic having a high mechanical strength and a high heat resistance as a material.
    Type: Grant
    Filed: May 12, 1997
    Date of Patent: May 11, 1999
    Assignee: Nayoya Oilchemcial Co., LTD.
    Inventors: Seinosuke Horiki, Reiji Makino, Norihiko Kioka