Granted Patent
Utility
US 5,872,039 · App. 08/772,915
Semiconductor device and manufacturing method of the same
Inventor:
Kiyotaka Imai
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Dec 24, 1996
Inventor
Kiyotaka Imai
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.