Patents by Inventor Tohsuke Murai

Tohsuke Murai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Aluminum alloy for galvanic anode
    Patent number: 4141725
    Abstract: An aluminum alloy for a galvanic anode with improved anode potential and anode current efficiency, which consists of, in weight percentage:Zinc from 0.5 to 10.0%,Indium from 0.005 to 0.050%,Calcium from 0.005 to 0.500%,Magnesium from 0.1 to 4.0%, andThe balance aluminum and incidental impurities;Said alloy including an aluminum alloy for a galvanic anode further additionally containing at least one rare earth element of from 0.001 to 0.050% in weight percentage.
    Type: Grant
    Filed: December 14, 1977
    Date of Patent: February 27, 1979
    Assignee: Nihon Boshoku Kogyo Kabushiki Kaisha
    Inventors: Tohsuke Murai, Yuichi Tamura