Patents by Inventor David Szilezy

David Szilezy 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).

  • Split columns with locating features
    Patent number: 8234837
    Abstract: A split column includes two half sections with locating features for aligning the half sections. A whole column is formed and then split into half sections. The locating features are formed on the inner surfaces of the half sections after the column is split into half sections.
    Type: Grant
    Filed: October 14, 2008
    Date of Patent: August 7, 2012
    Assignee: Column & Post, Inc.
    Inventors: Robert Douglas Koren, David Szilezy, Joseph Hahn
  • Split Columns with Locating Features
    Publication number: 20100083609
    Abstract: A split column includes two half sections with locating features for aligning the half sections. A whole column is formed and then split into half sections. The locating features are formed on the inner surfaces of the half sections after the column is split into half sections.
    Type: Application
    Filed: October 14, 2008
    Publication date: April 8, 2010
    Applicant: Column & Post, Inc.
    Inventors: Robert Douglas Koren, David Szilezy, Joseph Hahn