Granted Patent
Utility
US 6,458,697 · App. 09/829,555
Semiconductor device and manufacturing method therefor
Inventor:
Tetsuya Hayashi
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Apr 10, 2001
Inventor
Tetsuya Hayashi
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.