Granted Patent
Utility
US 4,278,746 · App. 06/048,456
Photosensitive elements for electrophotography
Inventors:
Satoshi Goto, Yoshiaki Takei, Ichiro Imaho, Hiroyuki Nomori
Patented Case
View Patent ↗
Granted: Jul 14, 1981
Filed: Jun 14, 1979
Inventors
Satoshi Goto
Yoshiaki Takei
Ichiro Imaho
Hiroyuki Nomori
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.