Granted Patent
Utility
US 5,990,001 · App. 08/977,659
Method of forming a semiconductor device having a critical path wiring
Inventor:
Noriaki Oda
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Nov 24, 1997
Inventor
Noriaki Oda
Assignee (at issue)
NEC CORPORATION
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.