Patents by Inventor Burl Amesbury

Burl Amesbury 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).

  • Personal mobility vehicles and methods
    Patent number: 6302230
    Abstract: An automatically balancing vehicle having a headroom monitor. The headroom monitor determines the difference between the maximum velocity of the vehicle and the present velocity of the vehicle. An alarm receives a signal from the headroom monitor and produces a warning when the headroom falls below a specified limit.
    Type: Grant
    Filed: June 4, 1999
    Date of Patent: October 16, 2001
    Assignee: DEKA Products Limited Partnership
    Inventors: Dean L. Kamen, Robert R. Ambrogi, Robert J. Duggan, J. Douglas Field, Richard Kurt Heinzmann, Burl Amesbury, Christopher C. Langenfeld