Patents by Inventor Edward E. Hashman

Edward E. Hashman 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).

  • Air supported stilt
    Patent number: D359313
    Type: Grant
    Filed: June 10, 1993
    Date of Patent: June 13, 1995
    Inventor: Edward E. Hashman