Granted Patent
Utility
US 4,451,548 · App. 06/353,889
Electrophotographic photoreceptor
Inventors:
Akira Kinoshita, Osamu Sasaki, Kiyoshi Sawada, Satoshi Goto
Patented Case
View Patent ↗
Granted: May 29, 1984
Filed: Mar 2, 1982
Inventors
Akira Kinoshita
Osamu Sasaki
Kiyoshi Sawada
Satoshi Goto
Assignee (at issue)
Konishiroku Photo Industry 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.