Patents by Inventor Thomas Paul Russell

Thomas Paul Russell 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).

  • Foamed polymer for use as dielectric material
    Patent number: 5776990
    Abstract: The present invention relates to an insulating foamed polymer having a pore size less than about 1000 .ANG. made from a copolymer comprising a matrix polymer and a thermally decomposable polymer by heating the copolymer above the decomposition temperature of the decomposable polymer.
    Type: Grant
    Filed: March 11, 1993
    Date of Patent: July 7, 1998
    Assignee: International Business Machines Corporation
    Inventors: James Lupton Hedrick, Donald Clifford Hofer, Jeffrey William Labadie, Robert Bruce Prime, Thomas Paul Russell