Granted Patent
Utility
US 6,257,490 · App. 09/436,630
CCD-based bar code scanner
Inventor:
Benny R. Tafoya
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Nov 9, 1999
Inventor
Benny R. Tafoya
Assignee (at issue)
PSC, 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.