Granted Patent
Utility
US 6,720,199 · App. 10/088,943
Method for manufacturing TFT array substrate of liquid crystal display device
Inventor:
Ryouta Matsubara
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Mar 21, 2002
Inventor
Ryouta Matsubara
Assignee (at issue)
Advanced Display, 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.