Granted Patent
Utility
US 6,232,202 · App. 09/286,231
Method for manufacturing shallow trench isolation structure including a dual trench
Inventor:
Gary Hong
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Apr 5, 1999
Inventor
Gary Hong
Assignee (at issue)
WINBOND ELECTRONICS CORP.
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.