Granted Patent
Utility
US 6,770,926 · App. 10/225,118
Semiconductor device with via-contact plugs
Inventor:
Kil-Ho Kim
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Aug 22, 2002
Inventor
Kil-Ho Kim
Assignee (at issue)
SK hynix Inc.
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.