Granted Patent
Utility
US 5,424,525 · App. 08/147,833
Portable bar code symbol reading device with bar code symbol detection circuit for activating microprocessor implemented bar code symbol decoder
Inventors:
George B. Rockstein, David M. Wilz, Sr., David P. Bubnoski, Carl Harry Knowles
Patented Case
View Patent ↗
Granted: Jun 13, 1995
Filed: Nov 4, 1993
Inventors
George B. Rockstein
David M. Wilz, Sr.
David P. Bubnoski
Carl Harry Knowles
Assignee (at issue)
METROLOGIC INSTRUMENTS, 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.