Granted Patent
Utility
US 6,414,738 · App. 09/171,813
Display
Inventor:
Shinsuke Fujikawa
Patented Case
View Patent ↗
Granted: Jul 2, 2002
Filed: Oct 27, 1998
Inventor
Shinsuke Fujikawa
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.