Patents by Inventor Gyeung H. Kim

Gyeung H. Kim 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 making ceramic/metal composites with layers of high and low metal content
    Patent number: 5308422
    Abstract: Composites of ceramic and metal exhibiting high fracture strength and toughness are formed from layers of the ceramic that have unequal concentrations and unequal porosity. The composites are made by a process that involves arranging layers of the ceramic in a predetermined pattern to provide a body that can be fully infiltrated by the metal.
    Type: Grant
    Filed: August 12, 1991
    Date of Patent: May 3, 1994
    Assignee: The Washington Technology Center
    Inventors: Ilhan A. Askay, David L. Milius, Mehrdad Yasrebi, Gyeung H. Kim, Mehmet Sarikaya