Granted Patent
Utility
US 6,091,473 · App. 09/082,705
Active matrix liquid crystal display
Inventor:
Hiroyuki Hebiguchi
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: May 21, 1998
Inventor
Hiroyuki Hebiguchi
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.