Granted Patent
Utility
US 6,683,327 · App. 09/993,862
Nucleation layer for improved light extraction from light emitting devices
Inventors:
Michael R. Krames, Tetsuya Takeuchi, Junko Kobayashi
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: Nov 13, 2001
Inventors
Michael R. Krames
Tetsuya Takeuchi
Junko Kobayashi
Assignee (at issue)
Lumileds Lighting US, LLC
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.