Granted Patent
Utility
US 4,774,557 · App. 06/863,358
Back-illuminated semiconductor imager with charge transfer devices in front surface well structure
Inventor:
Walter F. Kosonocky
Patented Case
View Patent ↗
Granted: Sep 27, 1988
Filed: May 15, 1986
Inventor
Walter F. Kosonocky
Assignee (at issue)
General Electric Company
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.