Granted Patent
Utility
US 4,873,561 · App. 07/183,111
High dynamic range charge-coupled device
Inventor:
David Wen
Patented Case
View Patent ↗
Granted: Oct 10, 1989
Filed: Apr 19, 1988
Inventor
David Wen
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.