Granted Patent
Utility
US 6,455,213 · App. 09/477,345
Method for manufacturing phosphor layer for image display apparatus
Inventor:
Keun Lee
Patented Case
View Patent ↗
Granted: Sep 24, 2002
Filed: Jan 4, 2000
Inventor
Keun Lee
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.