Patents by Inventor Shunpei Miyajima

Shunpei Miyajima 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).

  • Chrome-coated stainless steel having good atmospheric corrosion resistance
    Patent number: 4999259
    Abstract: Chrome-coated stainless steel is provided that has better adhesion, even when it is being shaped, than conventional wet-type plating, and better atmospheric corrosion resistance than bare stainless steel. In addition, the chrome-coated stainless steel, provided by means of physical vapor deposition, also possesses the same color tone and luster as chromium, and thus has superior decorative compatibility with existing wet-type chrome plated parts.
    Type: Grant
    Filed: November 17, 1989
    Date of Patent: March 12, 1991
    Assignee: Nippon Steel Corp.
    Inventors: Misao Hashimoto, Satoshi Ito, Shunpei Miyajima, Wataru Ito, Tadashi Komori