Patents by Inventor Joshua A. Wojcik

Joshua A. Wojcik 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).

  • Patent number: 6709744
    Abstract: Bioactive substantially silica-free glass material with a hydroxyapatite layer thereon is described, as well as methods for producing hydroxyapatite on a borate glass.
    Type: Grant
    Filed: August 13, 2001
    Date of Patent: March 23, 2004
    Assignees: The Curators of the University of Missouri, Vita Licensing, Inc
    Inventors: Delbert E. Day, Erik M. Erbe, Marina Richard, Joshua A. Wojcik