Granted Patent
Utility
US 5,745,452 · App. 08/692,130
Apparatus and method for quickly focusing an optical disk player
Inventor:
Young-San Ko
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Aug 5, 1996
Inventor
Young-San Ko
Assignee (at issue)
SAMSUNG DISPLAY CO., 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.