Granted Patent
Utility
US 4,480,019 · App. 06/484,262
Electrophotographic photosensitive material
Inventors:
Teruaki Higashiguchi, Kaname Nakatani, Nobuhiro Miyakawa
Patented Case
View Patent ↗
Granted: Oct 30, 1984
Filed: Apr 12, 1983
Inventors
Teruaki Higashiguchi
Kaname Nakatani
Nobuhiro Miyakawa
Assignee (at issue)
Mita Industrial 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.