Patents by Inventor Charles E. Swain

Charles E. Swain 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).

  • Alumina materials for low temperature co-sintering with refractory metallization
    Patent number: 4769294
    Abstract: Substrates consisting of at least 98% narrow size distribution ceramic particles are co-sinterable with metallized paste to which selected compositions of glass have been added. Substrates produced in accordance with the present invention exhibit superior thermal conductivity, low shrinkage variability, and smoother and more homogeneous surface finish.
    Type: Grant
    Filed: November 26, 1986
    Date of Patent: September 6, 1988
    Assignee: Ceramics Process Systems Corp.
    Inventors: Eric A. Barringer, Roger S. Lind, Charles E. Swain, Ellen S. Tormey