Granted Patent
Utility
US 5,691,721 · App. 08/536,961
Digital/analog converter having separately formed voltage dividing resistance regions
Inventor:
Sung-Soo Kim
Patented Case
View Patent ↗
Granted: Nov 25, 1997
Filed: Sep 29, 1995
Inventor
Sung-Soo Kim
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.