Patents by Inventor Jacques V. Riddell

Jacques V. Riddell 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).

  • Strong Glass-Ceramic
    Publication number: 20100119431
    Abstract: The present invention relates generally dental ceramics. In particular, invention relates to a high strength, high reliability, dental glass-ceramic that contains uniform, ellipsoidal reinforcing leucite crystals.
    Type: Application
    Filed: November 7, 2008
    Publication date: May 13, 2010
    Applicant: Den-Mat Holdings LLC
    Inventors: Robert Ibsen, Xiaohui Chen, Michael J. Cattell, Jacques V. Riddell, Thomas C. Chadwick