Granted Patent
Utility
US 6,177,701 · App. 08/774,720
Semiconductor device with resistor and fabrication method therof
Inventor:
Naoya Matsumoto
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Jan 3, 1997
Inventor
Naoya Matsumoto
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.