Granted Patent
Utility
US 5,366,907 · App. 08/024,730
Method of fabricating a BI-CMOS integrated circuit device
Inventor:
Masakazu Sasaki
Patented Case
View Patent ↗
Granted: Nov 22, 1994
Filed: Feb 26, 1993
Inventor
Masakazu Sasaki
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.