Patents by Inventor Don Tullman

Don Tullman 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).

  • Clear glass composition
    Patent number: 7601660
    Abstract: Glass is provided so as to have high visible transmission and/or fairly clear or neutral color. In certain example embodiments, the glass may include a base glass (e.g., soda lime silica base glass) and, in addition, by weight percentage, from 0.01 to 0.30% total iron (expressed as Fe2O3). The glass may be made using a batch redox of at least +7.5.
    Type: Grant
    Filed: March 15, 2004
    Date of Patent: October 13, 2009
    Assignee: Guardian Industries Corp.
    Inventors: Don Tullman, Scott V. Thomsen, Richard Hulme, Leonid Landa, Ksenia A. Landa
  • Clear glass composition
    Publication number: 20050188725
    Abstract: Glass is provided so as to have high visible transmission and/or fairly clear or neutral color. In certain example embodiments, the glass may include a base glass (e.g., soda lime silica base glass) and, in addition, by weight percentage, from 0.01 to 0.30% total iron (expressed as Fe2O3). The glass may be made using a batch redox of at least +7.5.
    Type: Application
    Filed: March 15, 2004
    Publication date: September 1, 2005
    Applicant: Guardian Industries Corp.
    Inventors: Don Tullman, Scott Thomsen, Richard Hulme, Leonid Landa, Ksenia Landa