Patents by Inventor Tomotsu Akashi

Tomotsu Akashi 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).

  • High density compacts
    Patent number: 4655830
    Abstract: This invention relates to the manufacture of compacts of ceramic composition, cermets, and other high hardness materials by applying explosive shock during exothermic sintering of such powders.
    Type: Grant
    Filed: June 21, 1985
    Date of Patent: April 7, 1987
    Inventors: Tomotsu Akashi, Akira Sawaoka