Granted Patent
Utility
US 6,049,113 · App. 09/199,390
Semiconductor device and semiconductor device manufacturing method
Inventor:
Akira Shida
Patented Case
View Patent ↗
Granted: Apr 11, 2000
Filed: Nov 25, 1998
Inventor
Akira Shida
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.