Granted Patent
Utility
US 5,990,671 · App. 09/129,408
Constant power voltage generator with current mirror amplifier optimized by level shifters
Inventor:
Kyoichi Nagata
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Aug 5, 1998
Inventor
Kyoichi Nagata
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.