Granted Patent
Utility
US 5,971,566 · App. 08/893,986
Plasma display device and its manufacturing method
Inventors:
Yutaka Tani, Shigeo Hirano
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Jul 16, 1997
Inventors
Yutaka Tani
Shigeo Hirano
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, LTD.
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.