Patents by Inventor Sheldon Logan

Sheldon Logan 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).

  • Systems and methods for integrated circuit C4 ball placement
    Patent number: 8966427
    Abstract: Methods and systems for improving the reliability of C4 solder ball contacts performed at the design stage to reduce the incidence of thermally-induced failures, including those due to electromigration and thermal cycling.
    Type: Grant
    Filed: December 12, 2013
    Date of Patent: February 24, 2015
    Assignee: The Regents of the University of California
    Inventors: Matthew Guthaus, Sheldon Logan
  • METHODS AND SYSTEMS FOR INTEGRATED CIRCUIT C4 BALL PLACEMENT
    Publication number: 20140109032
    Abstract: Methods and systems for improving the reliability of C4 solder ball contacts performed at the design stage to reduce the incidence of thermally-induced failures, including those due to electromigration and thermal cycling.
    Type: Application
    Filed: December 12, 2013
    Publication date: April 17, 2014
    Inventors: Matthew Guthaus, Sheldon Logan