Granted Patent
Utility
US 5,334,086 · App. 08/073,675
Apparatus for high voltage treatment of cathode ray tube
Inventors:
Kinjiro Sano, Wataru Imanishi, Yoshihisa Nakajima, Masaaki Kinoshita
Patented Case
View Patent ↗
Granted: Aug 2, 1994
Filed: Jun 8, 1993
Inventors
Kinjiro Sano
Wataru Imanishi
Yoshihisa Nakajima
Masaaki Kinoshita
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.