Granted Patent
Utility
US 6,442,371 · App. 09/461,109
Polarization measuring apparatus in a mobile communication system
Inventor:
Jae Woo Lyu
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Dec 14, 1999
Inventor
Jae Woo Lyu
Assignee (at issue)
LG Information & Communications, 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.