Granted Patent
Utility
US 6,472,245 · App. 09/941,256
Image sensor forming method capable of defining connection window structure by etching field oxide
Inventor:
Won-Ho Lee
Patented Case
View Patent ↗
Granted: Oct 29, 2002
Filed: Aug 28, 2001
Inventor
Won-Ho Lee
Assignee (at issue)
Hyundai Electronics Industries Co. Ltd.
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.