Granted Patent
Utility
US 5,389,481 · App. 08/225,697
Electrophotographic photoreceptor
Inventors:
Atsuo Saita, Shuichi Maeda, Kohzo Ishio, Hitoshi Ono, Tetsuo Murayama
Patented Case
View Patent ↗
Granted: Feb 14, 1995
Filed: Apr 11, 1994
Inventors
Atsuo Saita
Shuichi Maeda
Kohzo Ishio
Hitoshi Ono
Tetsuo Murayama
Assignee (at issue)
Mitsubishi Kasei 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.