Granted Patent
Utility
US 5,889,571 · App. 08/792,265
Ultraviolet irradiating device for photo-alignment process and an irradiating method using the same
Inventors:
Jong Hyun Kim, Ki Hyuk Yoon, Joung Won Woo, Mi Sook Nam, Yoo Jin Choi, Jin Hee Jung
Patented Case
View Patent ↗
Granted: Mar 30, 1999
Filed: Jan 31, 1997
Inventors
Jong Hyun Kim
Ki Hyuk Yoon
Joung Won Woo
Mi Sook Nam
Yoo Jin Choi
Jin Hee Jung
Assignee (at issue)
LG ELECTRONICS INC.
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.