Granted Patent
Utility
US 6,700,058 · App. 09/866,199
Hole transporting agents and photoelectric conversion device comprising the same
Inventors:
Gabriele Nelles, Akio Yasuda, Hans-Werner Schmidt, Thelakkat Mukundan, Haridas R. Karickal, Donal Lupo
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: May 25, 2001
Inventors
Gabriele Nelles
Akio Yasuda
Hans-Werner Schmidt
Thelakkat Mukundan
Haridas R. Karickal
Donal Lupo
Assignee (at issue)
Sony International (Europe) GmbH
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.