Patents by Inventor Keith F. Beckham

Keith F. Beckham 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).

  • Method and apparatus for causing an open circuit in a conductive line
    Patent number: 4962294
    Abstract: A method for causing an open circuit in an electrical conductor is provided, including the steps of: conducting a direct current through the conductor; and applying heat at a selected location on the conductor whereat it is desired to cause the open circuit of the conductor.
    Type: Grant
    Filed: March 14, 1989
    Date of Patent: October 9, 1990
    Assignee: International Business Machines Corporation
    Inventors: Keith F. Beckham, David C. Challener, Arunava Gupta, Joseph M. Harvilchuck, James M. Leas, James R. Lloyd, David C. Long, Horatio Quinones, Krishna Seshan, Morris Shatzkes
  • Solder interconnection structure for joining semiconductor devices to substrates that have improved fatigue life, and process for making
    Patent number: 4604644
    Abstract: An improved solder interconnection for forming I/O connections between an integrated semiconductor device and a support substrate having a plurality of solder connections arranged in an area array joining a set of I/O's on a flat surface of the semiconductor device to a corresponding set of solder wettable pads on a substrate, the improvement being a band of dielectric organic material disposed between and bonded to the device and substrate embedding at least an outer row of solder connections leaving the center inner solder connections and the adjacent top and bottom surfaces free of dielectric material.
    Type: Grant
    Filed: January 28, 1985
    Date of Patent: August 5, 1986
    Assignee: International Business Machines Corporation
    Inventors: Keith F. Beckham, Anne E. Kolman, Kathleen M. McGuire, Karl J. Puttlitz, Horatio Quinones