Granted Patent
Utility
US 6,654,159 · App. 10/081,747
Method for manufacturing electrophoretic device and method for manufacturing electronic device
Inventors:
Hideyuki Kawai, Masaya Ishida
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Feb 22, 2002
Inventors
Hideyuki Kawai
Masaya Ishida
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.