Patents Assigned to Zetek plc
  • MOS/bipolar device
    Patent number: 5440164
    Abstract: An integrated device is provided which has a bipolar transistor as an output stage. The bipolar transistor is driven by a short channel metal oxide semiconductor field effect transistor. Such a device has a low on state voltage drop substantially irrespective of the potential supported by the device.
    Type: Grant
    Filed: April 6, 1994
    Date of Patent: August 8, 1995
    Assignee: Zetek plc
    Inventors: Adrian D. Finney, David N. Casey