Granted Patent
Utility
US 5,528,123 · App. 07/775,465
Power circuit
Inventor:
James Hutchison
Patented Case
View Patent ↗
Granted: Jun 18, 1996
Filed: Oct 15, 1991
Inventor
James Hutchison
Assignee (at issue)
ACUSON
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.