Patents by Inventor Stuart Alexander Kingsley

Stuart Alexander Kingsley 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).

  • Telecommunication system
    Patent number: 4002896
    Abstract: In a telecommunications system employing modulated optical signals, a highway is formed from optical fibres and a source of coherent light or other electromagnetic radiation of an adjacent frequency band is connected to one end of the highway. One or more modulators are connected to the highway at intermediate positions along its length, the or each modulator being arranged to periodically vary the optical path length of the highway. A demodulator is connected to the other end of the highway.
    Type: Grant
    Filed: January 21, 1975
    Date of Patent: January 11, 1977
    Inventors: David Evan Naunton Davies, Stuart Alexander Kingsley