Granted Patent
Utility
US 6,825,894 · App. 10/141,140
Liquid crystal display device
Inventors:
Masayuki Aoyagi, Yasushi Morika
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: May 9, 2002
Inventors
Masayuki Aoyagi
Yasushi Morika
Assignees (at issue)
HITACHI, LTD.
Hitachi Electronic Devices 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.