Granted Patent
Utility
US 5,859,420 · App. 08/760,212
Optical imaging device
Inventor:
Stephen J. Borza
Patented Case
View Patent ↗
Granted: Jan 12, 1999
Filed: Dec 4, 1996
Inventor
Stephen J. Borza
Assignee (at issue)
DEW ENGINEERING AND DEVELOPMENT ULC
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.