Granted Patent
Utility
US 6,166,794 · App. 08/897,243
Liquid crystal device including gate insulating film and layer insulating film having different dielectric constants
Inventor:
Chae Gee Sung
Patented Case
View Patent ↗
Granted: Dec 26, 2000
Filed: Jul 18, 1997
Inventor
Chae Gee Sung
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.