Granted Patent
Utility
US 5,790,219 · App. 08/542,189
Color liquid-crystal display panel with black-mask overlapping color-filter more on downwardly rubbing side of switching element
Inventors:
Nobuyasu Yamagishi, Yoshitaka Yamamoto
Patented Case
View Patent ↗
Granted: Aug 4, 1998
Filed: Oct 12, 1995
Inventors
Nobuyasu Yamagishi
Yoshitaka Yamamoto
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.