Granted Patent
Utility
US 6,584,628 · App. 09/532,592
Hospital bed having a rotational therapy device
Inventors:
Joseph A. Kummer, Gregory W. Branson, Eric R. Meyer, Brad Wilson, Tanya Taber, Ken Chambers, Mike Frondorf, John Vodzak, Jim Stolpmann, Roger D. Dalton, Ken Smith
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Mar 22, 2000
Inventors
Joseph A. Kummer
Gregory W. Branson
Eric R. Meyer
Brad Wilson
Tanya Taber
Ken Chambers
Mike Frondorf
John Vodzak
Jim Stolpmann
Roger D. Dalton
Ken Smith
Assignee (at issue)
HILL-ROM SERVICES, 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.