Patents by Inventor Carl R. Kannewurf

Carl R. Kannewurf 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).

  • Alkali metal chalcogenides of bismuth alone or with antimony
    Patent number: 6013204
    Abstract: A series of alkali metal bismuth or bismuth and antimony, antimony chalcogenides (Te or S) are described. The compounds have a unique combination electrical properties.
    Type: Grant
    Filed: March 26, 1998
    Date of Patent: January 11, 2000
    Assignees: Board of Trustees Operating Michigan State University, Northwestern University
    Inventors: Mercouri G. Kanatzidis, Duck Young Chung, Carl R. Kannewurf, Tim Hogan, Lykourgos Iordanidis