Granted Patent
Utility
US 6,180,459 · App. 09/227,974
Method for fabricating a flash memory with shallow trench isolation
Inventor:
Yau-Kae Sheu
Patented Case
View Patent ↗
Granted: Jan 30, 2001
Filed: Jan 8, 1999
Inventor
Yau-Kae Sheu
Assignee (at issue)
United Semiconductor 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.