Patents by Inventor Alistair Graham Hill

Alistair Graham Hill 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).

  • COMMUNICATIONS NETWORK ROUTER AND SYSTEM
    Publication number: 20130279499
    Abstract: A communications network router is described for secure routing of calls between domains of different classification levels. The network router includes a first communications port arranged to receive a first communications channel of a first domain, a second communications port arranged to receive a second communications channel of a second domain, a switch apparatus arranged selectively to connect the first port to the second port to establish a communications link between the first and second domains. The first domain has a different level of classification to the second domain.
    Type: Application
    Filed: December 15, 2011
    Publication date: October 24, 2013
    Applicant: BAE Systems PLC
    Inventors: Richard Patrick Todd Beacham, Alistair Graham Hill