Granted Patent
Utility
US 5,393,255 · App. 08/202,773
Method of inspection for cathode-ray tube component members and apparatus used for embodying the same
Inventors:
Yasushi Hisaoka, Yoshio Yamane, Hidenobu Murakami, Yoshimi Kinoshita, Hiroaki Tobuse, Kazuo Yoshida, Takashi Ishii, Hiroshi Koizumi
Patented Case
View Patent ↗
Granted: Feb 28, 1995
Filed: Feb 28, 1994
Inventors
Yasushi Hisaoka
Yoshio Yamane
Hidenobu Murakami
Yoshimi Kinoshita
Hiroaki Tobuse
Kazuo Yoshida
Takashi Ishii
Hiroshi Koizumi
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.