Patents by Inventor Richard C. Dyjak

Richard C. Dyjak 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).

  • Expendable light-weight minesweeping cutter
    Patent number: 4074650
    Abstract: 1.
    Type: Grant
    Filed: April 12, 1963
    Date of Patent: February 21, 1978
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventor: Richard C. Dyjak