Granted Patent
Utility
US 4,464,043 · App. 06/131,497
Automatic printing apparatus
Inventors:
Noboru Koumura, Toshiyuki Komatsu, Katsumi Nakagawa, Nobuhiro Takekawa, Motoharu Fujii
Patented Case
View Patent ↗
Granted: Aug 7, 1984
Filed: Mar 18, 1980
Inventors
Noboru Koumura
Toshiyuki Komatsu
Katsumi Nakagawa
Nobuhiro Takekawa
Motoharu Fujii
Assignee (at issue)
CANON KABUSHIKI KAISHA
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.