Granted Patent
Utility
US 5,771,119 · App. 08/777,325
Real-image variable magnification viewfinder
Inventor:
Hyoung-Won Kang
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Dec 27, 1996
Inventor
Hyoung-Won Kang
Assignee (at issue)
Samsung Aerospace Industries, 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.