Granted Patent
Utility
US 4,538,893 · App. 06/497,830
Motor driven camera
Inventors:
Yoshiyuki Nakano, Osamu Maida
Patented Case
View Patent ↗
Granted: Sep 3, 1985
Filed: May 25, 1983
Inventors
Yoshiyuki Nakano
Osamu Maida
Assignee (at issue)
Nippon Kogaku K.K.
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.