Granted Patent
Utility
US 5,796,529 · App. 08/720,135
Fast photographic lens system
Inventor:
Cheon Ho Park
Patented Case
View Patent ↗
Granted: Aug 18, 1998
Filed: Sep 27, 1996
Inventor
Cheon Ho Park
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.