Patents by Inventor Kanichiro Sumiyoshi

Kanichiro Sumiyoshi 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).

  • Method of producing composite materials
    Patent number: 4778649
    Abstract: A method of producing a material having a layer of ceramic as a first component, a layer of a metal as a second component and an intermediate layer lying between said layers and including said first and second components in continuous gradient ratios so that the properties of the material may change continuous, including a step of forming said intermediate layer by igniting a powder mixture of metallic and nonmetallic constitutive elements of said ceramic component and said metal component so as to cause a synthetic reaction in the powder mixture.
    Type: Grant
    Filed: August 7, 1987
    Date of Patent: October 18, 1988
    Assignees: Agency of Industrial Science and Technology, Daikin Industries, Ltd.
    Inventors: Masayuki Niino, Nobuyuki Yatsuyanagi, Jun Ikeuchi, Nobuhiro Sata, Tohru Hirano, Kanichiro Sumiyoshi