Granted Patent
Utility
US 6,678,028 · App. 10/022,259
Liquid crystal display
Inventors:
Hiroshi Yamate, Yuuichi Takenaka
Patented Case
View Patent ↗
Granted: Jan 13, 2004
Filed: Dec 20, 2001
Inventors
Hiroshi Yamate
Yuuichi Takenaka
Assignees (at issue)
HITACHI, LTD.
Hitachi Device Engineering 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.