Granted Patent
Utility
US 6,162,490 · App. 09/390,728
Method for applying an emissive material to a substrate
Inventors:
Todd L. Graves, Wayne A. Sumner
Patented Case
View Patent ↗
Granted: Dec 19, 2000
Filed: Sep 7, 1999
Inventors
Todd L. Graves
Wayne A. Sumner
Assignee (at issue)
IO-Mega Holding Corporation
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.