Granted Patent
Utility
US 5,779,643 · App. 08/757,040
Imaging guidewire with back and forth sweeping ultrasonic source
Inventors:
Paul Lum, Edward Verdonk
Patented Case
View Patent ↗
Granted: Jul 14, 1998
Filed: Nov 26, 1996
Inventors
Paul Lum
Edward Verdonk
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.