Patents by Inventor John Flackett Dickson

John Flackett Dickson 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: 4090259
    Abstract: An information store comprising (a) a known latching circuit which comprises cross connected metal-oxide-silicon transistors and metal-nitride-oxide-silicon transistors and which is accommodated on an integrated circuit chip to which only earth and negative power is supplied, and (b) control means, positive potential for erasing being developed by applying earth and negative potentials selectively to input terminals of the control means, the control means comprising a resistor in series with a capacitor, and an output terminal at the junction of the resistor and capacitor.
    Type: Grant
    Filed: May 20, 1976
    Date of Patent: May 16, 1978
    Assignee: Plessey Handel und Investments A.G.
    Inventors: John David Wilcock, John Flackett Dickson
  • Patent number: 4064494
    Abstract: A content addressable memory comprising for each storage element two non-volatile storage devices which can be non-destructively read and which are adapted to respectively store true and inverse information data, the two devices being interconnected in a manner which is such that information data stored by each device can be simultaneously compared with information data applied to the memory, the input of each of the two devices being connected to a separate terminal.
    Type: Grant
    Filed: October 9, 1975
    Date of Patent: December 20, 1977
    Assignee: Plessey Handel und Investments A.G.
    Inventors: John Flackett Dickson, Raymond Edward Oakley