Granted Patent
Utility
US 6,281,742 · App. 09/247,530
Substrate voltage detection control circuit
Inventor:
Ha Min Sung
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Feb 10, 1999
Inventor
Ha Min Sung
Assignee (at issue)
Hyundai Electronics Industries 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.