Granted Patent
Utility
US 6,720,653 · App. 09/987,743
Metal layer in semiconductor device including a planar stuffed layer and an insulating film with a projection and method for fabricating the same
Inventor:
Dae Gun Yang
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Nov 15, 2001
Inventor
Dae Gun Yang
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.