Granted Patent
Utility
US 6,672,733 · App. 09/867,821
Backlight unit and liquid crystal device using backlight units
Inventor:
Shinpei Nagatani
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: May 30, 2001
Inventor
Shinpei Nagatani
Assignee (at issue)
FUJITSU DISPLAY TECHNOLOGIES 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.