Patents by Inventor Robert M. O'Hara

Robert M. O'Hara 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).

  • Patent number: D244795
    Type: Grant
    Filed: April 11, 1975
    Date of Patent: June 21, 1977
    Inventor: Robert M. O'Hara