Patents by Inventor David S Vilar

David S Vilar 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: 7328728
    Abstract: A planar support has an upper and lower surface, a front end and a rear end. The support has wheels. A housing mounted on the upper surface has a rear wall, front wall and side walls and a roof to define a space. A wall divides the space into a first chamber and a second chamber. A gasoline fuel tank and a diesel fuel tank is provided in the second chamber. A pump dispenses gasoline and diesel fuel from the tanks.
    Type: Grant
    Filed: January 4, 2006
    Date of Patent: February 12, 2008
    Inventor: David S Vilar