Patents by Inventor Gregory N Yourkievitz

Gregory N Yourkievitz 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: 8926875
    Abstract: The invention is directed to a method for managing pore size distribution in honeycomb substrates by using two or more pore forming agents in the batch ingredients. In particular, the invention is particularly useful in managing pore size distribution in cordierite and aluminum titanate honeycomb substrates in the face of particle size variations in the pore forming agents and other materials used to make such substrates.
    Type: Grant
    Filed: August 27, 2009
    Date of Patent: January 6, 2015
    Assignee: Corning Incorporated
    Inventors: Mark Allen Spetseris, Balaji Venkatesan Swarnamani, Conor J Walsh, Gregory N Yourkievitz
  • Publication number: 20110147971
    Abstract: The invention is directed to a method for managing pore size distribution in honeycomb substrates by using two or more pore forming agents in the batch ingredients. In particular, the invention is particularly useful in managing pore size distribution in cordierite and aluminum titanate honeycomb substrates in the face of particle size variations in the pore forming agents and other materials used to make such substrates.
    Type: Application
    Filed: August 27, 2009
    Publication date: June 23, 2011
    Applicant: CORNING INCORPORATED
    Inventors: Mark Allen Spetseris, Balaji Venkatesan Swarnamani, Conor J. Walsh, Gregory N Yourkievitz