Granted Patent
Utility
US 6,565,401 · App. 09/584,351
Cathode ray tube manufacturing method and cathode ray tube manufacturing system
Inventors:
Takeshi Sugano, Etsushi Adachi, Chikayuki Nakamura, Wataru Imanishi
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Jun 1, 2000
Inventors
Takeshi Sugano
Etsushi Adachi
Chikayuki Nakamura
Wataru Imanishi
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.