Patents by Inventor Laun Q. Tran

Laun Q. Tran 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).

  • Voltage level converting buffer circuit
    Patent number: 5378945
    Abstract: A voltage level conversion buffer circuit including a first and a second transistor each having a gate, a drain, and a source. The drain of the first transistor and the gate of the second transistor are connected together to provide an input to the buffer circuit, and the gate of the first transistor and the drain of the second transistor are connected to a supply voltage. The sources of the first and second transistors are connected together to provide an output for the buffer circuit.
    Type: Grant
    Filed: July 26, 1993
    Date of Patent: January 3, 1995
    Assignee: Digital Equipment Corporation
    Inventors: Hamid Partovi, Steven W. Butler, Laun Q. Tran