Granted Patent
Utility
US 6,801,271 · App. 10/214,430
Two-way display-type liquid crystal display device
Inventors:
Sang Hoon Han, Hyun Jeong, Yong Joon Han
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Aug 8, 2002
Inventors
Sang Hoon Han
Hyun Jeong
Yong Joon Han
Assignee (at issue)
PANTECH CORPORATION
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.