Granted Patent
Utility
US 5,896,043 · App. 08/784,219
Level shift circuit
Inventor:
Naoki Kumagai
Patented Case
View Patent ↗
Granted: Apr 20, 1999
Filed: Jan 16, 1997
Inventor
Naoki Kumagai
Assignee (at issue)
FUJI ELECTRIC CO., LTD.
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.