Granted Patent
Utility
US 6,569,721 · App. 09/435,750
Method of manufacturing a thin film transistor to reduce contact resistance between a drain region and an interconnecting metal line
Inventors:
Won-Kyu Park, Dong Hwan Kim
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Nov 8, 1999
Inventors
Won-Kyu Park
Dong Hwan Kim
Assignee (at issue)
LG Philips LCD 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.