Granted Patent
Utility
US 5,485,845 · App. 08/434,616
Rotary encoder for intravascular ultrasound catheter
Inventors:
Edward Verdonk, Michael Greenstein, Hewlett E. Melton, Jr., Mir Said Seyed-Bolorforosh
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: May 4, 1995
Inventors
Edward Verdonk
Michael Greenstein
Hewlett E. Melton, Jr.
Mir Said Seyed-Bolorforosh
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.