Granted Patent
Utility
US 5,872,388 · App. 08/021,394
Semiconductor device and method for fabricating the same
Inventor:
Kensuke Okonogi
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Feb 10, 1998
Inventor
Kensuke Okonogi
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.