Patents Assigned to TAC Corporation
  • Simplified cathodic corrosion protection method and apparatus for metal structure
    Patent number: 5954938
    Abstract: Mounting an anode on a coated surface of a metal structure exposed to the atmosphere; connecting a cathode to a main body of the metal structure; connecting the anode and the cathode to a solar battery; whereby when a defective part is generated on the coated surface of the metal structure and water film is formed on the coated surface, establishing a corrosive condition of the metal structure, a current is automatically flowed between the anode and the cathode to prevent corrosion of the metal structure.
    Type: Grant
    Filed: March 9, 1998
    Date of Patent: September 21, 1999
    Assignee: TAC Corporation
    Inventors: Masahiro Takahashi, Yasuhiko Takahashi