Granted Patent
Utility
US 5,726,721 · App. 08/469,921
Liquid crystal display apparatus
Inventors:
Ken Sumiyoshi, Yoriko Hatada
Patented Case
View Patent ↗
Granted: Mar 10, 1998
Filed: Jun 6, 1995
Inventors
Ken Sumiyoshi
Yoriko Hatada
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.