Patents by Inventor Andrew J. Nielsen

Andrew J. Nielsen 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).

  • Thin film sample support
    Patent number: 5544218
    Abstract: A holder for micro-samples for use with an analysis instrument relying on a beam of radiation or accelerated particles and a method for making the same is disclosed. The holder includes a frame with one or more orifices covered by a thin polymer film. One or more concave impressions are formed in the thin polymer film at the precise positions where samples can be placed to intersect a probe beam during analysis.
    Type: Grant
    Filed: October 28, 1994
    Date of Patent: August 6, 1996
    Assignee: Moxtek, Inc.
    Inventors: D. Clark Turner, Andrew J. Nielsen, Raymond T. Perkins, Michael Madden