Granted Patent
Utility
US 6,344,794 · App. 09/479,359
Personnel and asset tracking method and apparatus
Inventors:
Daniel J. Ulrich, Michael Wagener, Sanjeev Patel, Joseph James Schmid, Robert J. Jennings
Patented Case
View Patent ↗
Granted: Feb 5, 2002
Filed: Jan 7, 2000
Inventors
Daniel J. Ulrich
Michael Wagener
Sanjeev Patel
Joseph James Schmid
Robert J. Jennings
Assignees (at issue)
HILL-ROM, INC.
Arial Systems Corporation
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.