Granted Patent
Utility
US 4,882,476 · App. 06/905,779
Bar code reader with enhanced sensitivity
Inventor:
Jonathan White
Patented Case
View Patent ↗
Granted: Nov 21, 1989
Filed: Sep 10, 1986
Inventor
Jonathan White
Assignee (at issue)
Norand 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.