Granted Patent
Utility
US 6,699,409 · App. 09/966,098
Method for producing dot-printless light guide plate for liquid crystal display device using norbornene copolymer
Inventors:
Jin Sung Choi, Jae Geun Park, Bong Seok Moon, Keun Yoon
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Oct 1, 2001
Inventors
Jin Sung Choi
Jae Geun Park
Bong Seok Moon
Keun Yoon
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.