Granted Patent
Utility
US 4,957,837 · App. 07/257,260
Photosensitive member for electrophotography containing hydrazone in charge transport layer
Inventors:
Masami Kuroda, Youichi Nakamura, Noboru Furusho
Patented Case
View Patent ↗
Granted: Sep 18, 1990
Filed: Oct 13, 1988
Inventors
Masami Kuroda
Youichi Nakamura
Noboru Furusho
Assignee (at issue)
FUJI ELECTRIC CO., LTD.
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.