Granted Patent
Utility
US 6,809,338 · App. 10/602,731
Electro-optical device
Inventor:
Masao Murade
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Jun 25, 2003
Inventor
Masao Murade
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.