Granted Patent
Utility
US 5,909,402 · App. 08/991,616
Circuit for driving/controlling sensing amplifier
Inventor:
Yang-Sung Joo
Patented Case
View Patent ↗
Granted: Jun 1, 1999
Filed: Dec 16, 1997
Inventor
Yang-Sung Joo
Assignee (at issue)
LG Semicon 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.