Granted Patent
Utility
US 4,268,136 · App. 05/924,009
Camera having an automatic exposure control means
Inventors:
Haruji Ishihara, Ryushi Shimokawa, Michio Yagi, Kazuo Shiozawa, Kijiro Suzuki, Kazuhisa Aratame
Patented Case
View Patent ↗
Granted: May 19, 1981
Filed: Jul 12, 1978
Inventors
Haruji Ishihara
Ryushi Shimokawa
Michio Yagi
Kazuo Shiozawa
Kijiro Suzuki
Kazuhisa Aratame
Assignees (at issue)
Konishiroku Photo Industry Co., Ltd.
HITACHI, 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.