Granted Patent
Utility
US 5,869,827 · App. 08/912,891
Multiple window scanner and method for multiple focal distance reading
Inventor:
Joseph F. Rando
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: Aug 15, 1997
Inventor
Joseph F. Rando
Assignee (at issue)
Spectra-Physics Scanning Systems, 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.