Granted Patent
Utility
US 6,198,220 · App. 09/074,406
Sealing structure for organic light emitting devices
Inventors:
Gary W. Jones, Webster E. Howard, Steven M. Zimmerman
Patented Case
View Patent ↗
Granted: Mar 6, 2001
Filed: May 8, 1998
Inventors
Gary W. Jones
Webster E. Howard
Steven M. Zimmerman
Assignee (at issue)
eMagin 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.