Granted Patent
Utility
US 6,697,060 · App. 09/623,625
Liquid-crystal display, electronic device, and power supply circuit for driving liquid-crystal display
Inventor:
Masahiko Tsuchiya
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Oct 30, 2000
Inventor
Masahiko Tsuchiya
Assignee (at issue)
SEIKO EPSON CORPORATION
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.