Granted Patent
Utility
US 4,841,323 · App. 07/169,102
Automatic focusing method and camera provided with automatic focusing apparatus
Inventors:
Minoru Yamada, Eiji Ito, Kenji Miyama, Masataka Sawamura, Yasushi Hoshino, Masamori Makino
Patented Case
View Patent ↗
Granted: Jun 20, 1989
Filed: Mar 9, 1988
Inventors
Minoru Yamada
Eiji Ito
Kenji Miyama
Masataka Sawamura
Yasushi Hoshino
Masamori Makino
Assignee (at issue)
Konishiroku Photo Industry Co., Ltd.
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.