Granted Patent
Utility
US 6,286,971 · App. 09/456,258
Back-light unit for liquid crystal display
Inventor:
Masaharu Hori
Patented Case
View Patent ↗
Granted: Sep 11, 2001
Filed: Dec 7, 1999
Inventor
Masaharu Hori
Assignee (at issue)
NEC 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.