Granted Patent
Utility
US 4,733,261 · App. 07/061,028
Automatic focusing camera
Inventors:
Hirokazu Gunshi, Minoru Yamada, Eiji Ito, Masaru Nagai, Kenji Miyama, Masataka Sawamura
Patented Case
View Patent ↗
Granted: Mar 22, 1988
Filed: Jun 10, 1987
Inventors
Hirokazu Gunshi
Minoru Yamada
Eiji Ito
Masaru Nagai
Kenji Miyama
Masataka Sawamura
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.