Granted Patent
Utility
US 5,457,421 · App. 08/194,330
Voltage stepdown circuit including a voltage divider
Inventor:
Akira Tanabe
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Feb 8, 1994
Inventor
Akira Tanabe
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.