Patents by Inventor Samuel T. Pfister

Samuel T. Pfister 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: 6370452
    Abstract: A transit system in an environment is provided that includes vehicles and communication nodes. The communication nodes contain information that is updated or re-written and sent to one or more vehicles. The information stored in the communication nodes provides data regarding the environment, communication node positions, vehicle communique, and vehicle control. The vehicles and the communication nodes communicate with each other. A vehicle by receiving the information from the communication nodes is able to move in the environment without complex sensors, to adapt to changes in the environment, to perform specific actions, and to communicate to other vehicles. Also, a vehicle by updating the information in the communication nodes is able to update out-dated information and to affect the actions and movements of other vehicles.
    Type: Grant
    Filed: December 8, 1999
    Date of Patent: April 9, 2002
    Inventor: Samuel T. Pfister