Granted Patent
Utility
US 5,905,621 · App. 09/004,795
Voltage scaling circuit for protecting an input node to a protected circuit
Inventor:
Oleg Drapkin
Patented Case
View Patent ↗
Granted: May 18, 1999
Filed: Jan 9, 1998
Inventor
Oleg Drapkin
Assignee (at issue)
ATI Technologies Inc.
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.