Patents by Inventor Matthew Alexander Pinto

Matthew Alexander Pinto 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).

  • Vehicle with lockable casters
    Patent number: 5899469
    Abstract: A substantially rectangular vehicle moveable on four casters located in the four corners underneath the vehicle. The front or rear pair of casters can be locked or unlocked electronically by a single individual propelling the vehicle from one end to facilitate movement over irregular surfaces or narrow passages.
    Type: Grant
    Filed: February 6, 1997
    Date of Patent: May 4, 1999
    Inventors: David Alexander Pinto, Matthew Alexander Pinto