Patents by Inventor Rolf Weitnauer

Rolf Weitnauer 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).

  • CHEMICALLY TEMPERED GLASS
    Publication number: 20190276355
    Abstract: Chemically tempered lithium aluminosilicate glasses and methods of tempering are provided. The method allows fast tempering at moderate temperatures, which leads to a deep zone of surface tension with a high level of surface tension.
    Type: Application
    Filed: May 30, 2019
    Publication date: September 12, 2019
    Applicant: SCHOTT AG
    Inventors: Stefan MEINHARDT, Rolf WEITNAUER
  • Chemically tempered glass
    Patent number: 10351471
    Abstract: Chemically tempered lithium aluminosilicate glasses and methods of tempering are provided. The method allows fast tempering at moderate temperatures, which leads to a deep zone of surface tension with a high level of surface tension.
    Type: Grant
    Filed: August 10, 2016
    Date of Patent: July 16, 2019
    Assignee: SCHOTT AG
    Inventors: Stefan Meinhardt, Rolf Weitnauer
  • CHEMICALLY TEMPERED GLASS
    Publication number: 20160347655
    Abstract: Chemically tempered lithium aluminosilicate glasses and methods of tempering are provided. The method allows fast tempering at moderate temperatures, which leads to a deep zone of surface tension with a high level of surface tension.
    Type: Application
    Filed: August 10, 2016
    Publication date: December 1, 2016
    Applicant: SCHOTT AG
    Inventors: Stefan MEINHARDT, Rolf WEITNAUER
  • CHEMICALLY TEMPERED GLASS
    Publication number: 20120321898
    Abstract: Chemically tempered lithium aluminosilicate glasses and methods of tempering are provided. The method allows fast tempering at moderate temperatures, which leads to a deep zone of surface tension with a high level of surface tension.
    Type: Application
    Filed: February 28, 2011
    Publication date: December 20, 2012
    Applicant: SCHOTT AG
    Inventors: Stefan Meinhardt, Rolf Weitnauer