Granted Patent
Utility
US 6,808,972 · App. 10/175,909
Method of processing solution on a substrate
Inventors:
Henning Sirringhaus, Takeo Kawase, Richard Henry Friend
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Jun 21, 2002
Inventors
Henning Sirringhaus
Takeo Kawase
Richard Henry Friend
Assignees (at issue)
PLASTIC LOGIC LIMITED
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.