Granted Patent
Utility
US 5,560,697 · App. 08/400,727
Optical projection system
Inventors:
Dae Young Lim, Jin Yang
Patented Case
View Patent ↗
Granted: Oct 1, 1996
Filed: Mar 8, 1995
Inventors
Dae Young Lim
Jin Yang
Assignee (at issue)
Daewoo Electronics 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.