Patents by Inventor Masashi Takasugi

Masashi Takasugi 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).

  • Process for producing a highly corrosion resistant electroplated steel sheet
    Patent number: 4251329
    Abstract: Electroplating in an acidic zinc-nickel alloy plating bath containing vanadium ions as a third component provides a plating having a surprisingly high level of corrosion resistance equal to about 10 times that of pure zinc.
    Type: Grant
    Filed: October 12, 1979
    Date of Patent: February 17, 1981
    Assignee: Nippon Steel Corporation
    Inventors: Hidejiro Asano, Joji Oka, Katushi Saito, Masashi Takasugi