Granted Patent
Utility
US 6,822,929 · App. 10/606,526
Micro acoustic spectrum analyzer
Inventors:
W. Kent Schubert, Michael A. Butler, Douglas R. Adkins, Larry F. Anderson
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Jun 25, 2003
Inventors
W. Kent Schubert
Michael A. Butler
Douglas R. Adkins
Larry F. Anderson
Assignee (at issue)
Sandia Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.