Patents by Inventor Joe Yrigoyen

Joe Yrigoyen 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).

  • Universal dolly attachment device
    Patent number: 6290248
    Abstract: An improved trailer dolly having a fifth wheel and also carrying a ball-type trailer hitch to give the driver the option of towing either type of trailer and having steering means built into the dolly to provide sure and positive steering and control of the towed trailer.
    Type: Grant
    Filed: February 22, 2000
    Date of Patent: September 18, 2001
    Inventor: Joe Yrigoyen