Patents by Inventor Charles L. C. Tennakoon

Charles L. C. Tennakoon 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).

  • Methods for preparing membranes with fluid distribution passages
    Patent number: 6103078
    Abstract: The present invention provides improved ionically conducting membranes having internal passages therethrough and methods for making the improved membranes. The membranes may be formed from any ionically conducting material. In particular, the membranes may be formed of a single ionically conducting material, such as in a cation-conductive or anion-conductive membrane, or a plurality of ionically conducting material, such as in a bipolar membrane having a cation-selective region, an anion-selective region, and an interfacial region between the anion-selective region and the cation-selective region.
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: August 15, 2000
    Assignee: Lynntech, Inc.
    Inventors: G. Duncan Hitchems, Harry Jabs, Craig C. Andrews, Oliver J. Murphy, William White, George W. Jackson, Charles L. C. Tennakoon