Granted Patent
Utility
US 5,961,464 · App. 09/154,061
Ultrasound contrast agent detection using spectral analysis from acoustic scan lines
Inventor:
McKee Dunn Poland
Patented Case
View Patent ↗
Granted: Oct 5, 1999
Filed: Sep 16, 1998
Inventor
McKee Dunn Poland
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.