Granted Patent
Utility
US 6,816,255 · App. 10/173,352
Method and apparatus for leak-testing an electroluminescent device
Inventors:
Adrianus Johannes Gerardus Mank, Peter Van De Weijer
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Jun 17, 2002
Inventors
Adrianus Johannes Gerardus Mank
Peter Van De Weijer
Assignee (at issue)
KONINKLIJKE PHILIPS ELECTRONICS NV
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.