Granted Patent
Utility
US 5,854,661 · App. 08/940,221
System and method for subtracting reflection images from a display screen
Inventor:
Gregory Peter Kochanski
Patented Case
View Patent ↗
Granted: Dec 29, 1998
Filed: Sep 30, 1997
Inventor
Gregory Peter Kochanski
Assignee (at issue)
LUCENT TECHNOLOGIES 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.