Granted Patent
Utility
US 5,231,990 · App. 07/911,015
Application specific integrated circuit for physiological monitoring
Inventor:
Karl F. Gauglitz
Patented Case
View Patent ↗
Granted: Aug 3, 1993
Filed: Jul 9, 1992
Inventor
Karl F. Gauglitz
Assignee (at issue)
Spacelabs Medical, 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.