Granted Patent
Utility
US 4,444,481 · App. 06/328,001
Exposure control circuit for a camera
Inventor:
Kazunori Mizokami
Patented Case
View Patent ↗
Granted: Apr 24, 1984
Filed: Dec 7, 1981
Inventor
Kazunori Mizokami
Assignee (at issue)
Olympus Optical 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.