Patents by Inventor John Calvin Posey, Jr.

John Calvin Posey, Jr. 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).

  • Method and apparatus for controlling railway switches
    Patent number: 7416159
    Abstract: A wirelessly controlled railroad switch designed for uses in a dark territory. The switch is configured to operate without the use of vital communications links to a central location, or requiring a central dispatching system or requiring a vital processor such that the wirelessly controlled railroad switch maintains its status as a railroad switch in a dark territory.
    Type: Grant
    Filed: January 3, 2005
    Date of Patent: August 26, 2008
    Inventors: Donald Coy Beaman, John Calvin Posey, Jr.