Granted Patent
Utility
US 6,025,822 · App. 08/859,033
Driving device, a column electrode driving semiconductor integrated circuit and a row electrode driving semiconductor integrated circuit used for a liquid crystal display device
Inventors:
Hiroyuki Motegi, Takeshi Kuwata, Yutaka Nakagawa, Akira Nakazawa
Patented Case
View Patent ↗
Granted: Feb 15, 2000
Filed: May 20, 1997
Inventors
Hiroyuki Motegi
Takeshi Kuwata
Yutaka Nakagawa
Akira Nakazawa
Assignee (at issue)
ASAHI GLASS 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.