Granted Patent
Utility
US 6,133,686 · App. 09/026,325
Display tube having an inner curvature compensating for floating distortion
Inventors:
Akira Inoue, Yasuo Iwasaki, Minoru Hojo
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Feb 19, 1998
Inventors
Akira Inoue
Yasuo Iwasaki
Minoru Hojo
Assignee (at issue)
MITSUBISHI ELECTRIC 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.