Patents by Inventor Kevin T. Gahagan

Kevin T. Gahagan 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).

  • Inspection of transparent substrates for defects
    Patent number: 7215418
    Abstract: Methods, apparatus and systems for the detection of defects in transparent substrates such as glass sheets are disclosed. The methods, apparatus and systems are capable of detecting optical path length variations in transparent substrates smaller than 100 nm.
    Type: Grant
    Filed: April 28, 2006
    Date of Patent: May 8, 2007
    Assignee: Corning Incorporated
    Inventors: Kevin T. Gahagan, Jason F. Hiltner
  • Inspection of transparent substrates for defects
    Patent number: 7142295
    Abstract: Methods, apparatus and systems for the detection of defects in transparent substrates such as glass sheets are disclosed. The methods, apparatus and systems are capable of detecting optical path length variations in transparent substrates smaller than 100 nm.
    Type: Grant
    Filed: March 5, 2003
    Date of Patent: November 28, 2006
    Assignee: Corning Incorporated
    Inventors: Kevin T. Gahagan, Jason F. Hiltner
  • Inspection of transparent substrates for defects
    Publication number: 20040174519
    Abstract: Methods, apparatus and systems for the detection of defects in transparent substrates such as glass sheets are disclosed. The methods, apparatus and systems are capable of detecting optical path length variations in transparent substrates smaller than 100 nm.
    Type: Application
    Filed: March 5, 2003
    Publication date: September 9, 2004
    Inventors: Kevin T. Gahagan, Jason F. Hiltner