Granted Patent
Utility
US 6,159,846 · App. 08/936,398
Method of metallization in semiconductor devices
Inventor:
Seong Wook Yoo
Patented Case
View Patent ↗
Granted: Dec 12, 2000
Filed: Sep 29, 1997
Inventor
Seong Wook Yoo
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.