Granted Patent
Utility
US 6,180,471 · App. 09/183,062
Method of fabricating high voltage semiconductor device
Inventors:
Peter Chang, Gary Hong, Joe Ko
Patented Case
View Patent ↗
Granted: Jan 30, 2001
Filed: Oct 30, 1998
Inventors
Peter Chang
Gary Hong
Joe Ko
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.