Granted Patent
Utility
US 6,733,826 · App. 09/963,964
Method and apparatus for coating electroluminescent phosphors
Inventors:
Chen-Wen Fan, Dale E. Benjamin
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Sep 26, 2001
Inventors
Chen-Wen Fan
Dale E. Benjamin
Assignee (at issue)
OSRAM SYLVANIA 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.