Granted Patent
Utility
US 5,162,837 · App. 07/686,379
Electronic camera having a built-in strobe
Inventor:
Shinji Katsuki
Patented Case
View Patent ↗
Granted: Nov 10, 1992
Filed: Apr 17, 1991
Inventor
Shinji Katsuki
Assignee (at issue)
SONY GROUP CORPORATION
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.