Granted Patent
Utility
US 5,224,485 · App. 07/706,139
Portable data acquisition unit
Inventors:
Daniel J. Powers, Jeffrey C. Osborne, Peter Galen, Susan R. Hart, William E. Saltzstein
Patented Case
View Patent ↗
Granted: Jul 6, 1993
Filed: May 28, 1991
Inventors
Daniel J. Powers
Jeffrey C. Osborne
Peter Galen
Susan R. Hart
William E. Saltzstein
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.