Granted Patent
Utility
US 6,587,540 · App. 09/471,106
Apparatus and method for imaging objects with wavefields
Inventors:
Steven A. Johnson, David T. Borup, James W. Wiskin, Michael J. Berggren
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Dec 21, 1999
Inventors
Steven A. Johnson
David T. Borup
James W. Wiskin
Michael J. Berggren
Assignee (at issue)
Techniscan, Inc.
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.