Patents by Inventor Tetsuya Mitsuda

Tetsuya Mitsuda 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).

  • Patent number: 4702769
    Abstract: There is disclosed a sintered alloy for decoration comprising2 to 30% by weight of a binding phase comprising one or more elements selected from the group consisting of Fe, Ni, Co, Cr, Mo and W;0 to 10% by weight of a strengthening phase comprising one or more material selected from the group consisting of a metal, an alloy, a metal oxide, a metal nitride and a metal carbide;the balance of a hard phase represented by the formula:(Tia, Mb) (Nw, Cx, Oy)z(wherein M, A, b, w, x, y and z are defined in the specification); andinevitable impurities.The sintered alloy for decoration according to this invention possesses both a decorativeness suitable for decorative members as well as excellent corrosion resistance and mechanical properties.
    Type: Grant
    Filed: March 10, 1983
    Date of Patent: October 27, 1987
    Assignee: Toshiba Tungaloy Co., Ltd.
    Inventors: Mikio Fukuhara, Tetsuya Mitsuda