Patents by Inventor Raul F. Carballo

Raul F. Carballo 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: D336497
    Type: Grant
    Filed: December 12, 1989
    Date of Patent: June 15, 1993
    Inventor: Raul F. Carballo