Granted Patent
Utility
US 6,693,689 · App. 09/536,636
Reflective liquid crystal display device
Inventors:
Yong Beom Kim, Soon Bum Kwon, Heume Il Baek
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Mar 28, 2000
Inventors
Yong Beom Kim
Soon Bum Kwon
Heume Il Baek
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.