Granted Patent
Utility
US 6,448,928 · App. 09/368,711
GPS for workstations
Inventors:
Andrew Ramsay Knox, Robert Gordon Harper
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Aug 5, 1999
Inventors
Andrew Ramsay Knox
Robert Gordon Harper
Assignee (at issue)
International Business Machines 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.