Granted Patent
Utility
US 6,005,338 · App. 08/973,448
Cathode-ray tube and process for producing the same
Inventors:
Hideharu Omae, Masahiko Konda, Kazuaki Hirabayashi, Mitsuhiro Otani, Shigeo Nakatera
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Feb 6, 1998
Inventors
Hideharu Omae
Masahiko Konda
Kazuaki Hirabayashi
Mitsuhiro Otani
Shigeo Nakatera
Assignees (at issue)
Matsushita Electronics Corporation
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.