Patents by Inventor Hideharu TORll

Hideharu TORll 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).

  • GLASS FOR CHEMICAL STRENGTHENING AND CHEMICALLY STRENGTHENED GLASS
    Publication number: 20180134610
    Abstract: A glass for chemical strengthening contains, in terms of mol percentage based on oxides, SiO2: 60 to 67%, Al2O3: 9 to 13.5%, Na2O: 13.5 to 18.5%, K2O: 0.1 to 3%, MgO: 6 to 10.5%, and TiO2: more than 0% and 5% or less. The glass has a main surface and a back surface opposing the main surface. A tin content in the back surface is larger than a tin content in the main surface. A hydrogen concentration in a depth of 1 to 2 ?m in a sheet thickness direction from a surface of the main surface is gradually decreased in a depth direction.
    Type: Application
    Filed: November 10, 2017
    Publication date: May 17, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Yuichi YAMAMOTO, Kosho AKATSUKA, Hideharu TORll