Patents by Inventor Guy D. Schroeder

Guy D. Schroeder 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).

  • Floating gold dredge
    Patent number: D268832
    Type: Grant
    Filed: September 15, 1980
    Date of Patent: May 3, 1983
    Assignee: Rainbow Mining and Manufacturing, Incorporated
    Inventors: Donald L. Albright, Wade E. Hampton, Guy D. Schroeder