Granted Patent
Utility
US 5,218,396 · App. 07/687,709
View finder having a light emitting device
Inventor:
Tahei Morisawa
Patented Case
View Patent ↗
Granted: Jun 8, 1993
Filed: Apr 19, 1991
Inventor
Tahei Morisawa
Assignee (at issue)
Asahi Kogaku Kogyo Kabushiki Kaisha
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.