Patents by Inventor Lou Farkas

Lou Farkas 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).

  • Systems and methods for a gas field ionization source
    Patent number: 9159527
    Abstract: In one aspect the invention provides a gas field ion source assembly that includes an ion source in connection with an optical column such that an ion beam generated at the ion source travels through the optical column. The ion source includes an emitter having a width that tapers to a tip comprising a few atoms. In other aspects, the methods provide for manufacturing, maintaining and enhancing the performance of a gas field ion source including sharpening the tip of the ion source in situ.
    Type: Grant
    Filed: April 10, 2008
    Date of Patent: October 13, 2015
    Assignee: Carl Zeiss Microscopy, LLC
    Inventors: Billy W. Ward, Lou Farkas, John A. Notte, Randall Percival
  • SYSTEMS AND METHODS FOR A GAS FIELD IONIZATION SOURCE
    Publication number: 20080217555
    Abstract: In one aspect the invention provides a gas field ion source assembly that includes an ion source in connection with an optical column such that an ion beam generated at the ion source travels through the optical column. The ion source includes an emitter having a width that tapers to a tip comprising a few atoms. In other aspects, the methods provide for manufacturing, maintaining and enhancing the performance of a gas field ion source including sharpening the tip of the ion source in situ.
    Type: Application
    Filed: April 10, 2008
    Publication date: September 11, 2008
    Inventors: Billy W. Ward, Lou Farkas, John A. Notte, Randall Percival