Patents by Inventor John Wingert

John Wingert 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).

  • Modulus, lithium free glass
    Patent number: 8987154
    Abstract: An R-glass composition including SiO2 in an amount from 59.0 to 64.5% by weight, Al2O3 in an amount from 14.5 to 20.5% by weight, CaO in an amount from 11.0 to 16.0% by weight, MgO in an amount from 5.5 to 11.5% by weight, Na2O in N an amount from 0.0 to 4.0% by weight, TiO2 in an amount from 0.0 to 2.0% by weight, Fe2O3 in an amount from 0.0 to 1.0% by weight, B2O3 in an amount from 0.0 to about 3.0% by weight, K2O, Fe2O3, ZrO2, and Fluorine, each of which is present in an amount from 0.0 to about 1.0% by weight, and SrO and ZnO, each of which is present in an amount from 0.0 to about 2.0% by weight. In exemplary embodiments, the glass composition does not contain lithium or boron.
    Type: Grant
    Filed: August 4, 2010
    Date of Patent: March 24, 2015
    Assignee: OCV Intellectual Capital, LLC
    Inventors: Douglas Hofmann, Peter McGinnis, John Wingert, Anne Berthereau
  • MODULUS, LITHIUM FREE GLASS
    Publication number: 20120135849
    Abstract: An R-glass composition including SiO2 in an amount from 59.0 to 64.5% by weight, Al2O3 in an amount from 14.5 to 20.5% by weight, CaO in an amount from 11.0 to 16.0% by weight, MgO in an amount from 5.5 to 11.5% by weight, Na2O in N an amount from 0.0 to 4.0% by weight, TiO2 in an amount from 0.0 to 2.0% by weight, Fe2O3 in an amount from 0.0 to 1.0% by weight, B2O3 in an amount from 0.0 to about 3.0% by weight, K2O, Fe2O3, ZrO2, and Fluorine, each of which is present in an amount from 0.0 to about 1.0% by weight, and SrO and ZnO, each of which is present in an amount from 0.0 to about 2.0% by weight. In exemplary embodiments, the glass composition does not contain lithium or boron.
    Type: Application
    Filed: August 4, 2010
    Publication date: May 31, 2012
    Applicant: OCV-Intellectual Capital, LLC
    Inventors: Douglas Hoffman, Peter McGinnis, John Wingert, Anne Berthereau