Granted Patent
Utility
US 6,822,700 · App. 10/157,516
Liquid crystal display device having stairs type driving signal
Inventors:
Seung Ho Hong, Seung Hee Lee
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: May 29, 2002
Inventors
Seung Ho Hong
Seung Hee Lee
Assignee (at issue)
Boe Hydis Technology 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.