Granted Patent
Utility
US 6,041,783 · App. 08/471,582
Integrated activity sensor
Inventor:
Roger A. Gruenke
Patented Case
View Patent ↗
Granted: Mar 28, 2000
Filed: Jun 7, 1995
Inventor
Roger A. Gruenke
Assignee (at issue)
NELLCOR PURITAN BENNETT LLC
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.