Patents by Inventor Gregg Tvetene

Gregg Tvetene 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).

  • Bi-directional vehicle
    Patent number: 6050367
    Abstract: A load stabilizing bi-directional vehicle having a steerable front and a steerable rear wheel and a pair of lateral wheels for maintaining the balance of the bi-directional vehicle.
    Type: Grant
    Filed: June 22, 1998
    Date of Patent: April 18, 2000
    Inventors: Theodore Tvetene, Donald Tvetene, Michael Tvetene, Gregg Tvetene