Granted Patent
Utility
US 5,835,178 · App. 08/889,802
Liquid crystal display device with periphery of external electrodes covered with orientation film formed where extraction electodes are not formed
Inventors:
Takehiko Sone, Takashi Date, Manabu Kusano
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Jul 8, 1997
Inventors
Takehiko Sone
Takashi Date
Manabu Kusano
Assignee (at issue)
ALPS ELECTRIC 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.