Patents by Inventor Nguyen N. Khoi

Nguyen N. Khoi 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).

  • Temperature sensitive resistor having a critical transition temperature of about 140.degree.C
    Patent number: 3936790
    Abstract: A solid state switching device comprises a temperature sensitive resistive element of V.sub.3 O.sub.5 material which exhibits an abrupt decrease in electrical resistance at about 140.degree.C and electrode lead wires attached to spaced points of such temperature sensitive resistive element for connecting the temperature sensitive resistive element to an electrical circuit.
    Type: Grant
    Filed: August 26, 1974
    Date of Patent: February 3, 1976
    Assignee: Multi-State Devices, Ltd.
    Inventors: H. Keith Eastwood, Thomas R. Simon, Nguyen N. Khoi