Granted Patent
Utility
US 4,824,749 · App. 07/028,777
Light receiving member for use in electrophotography and process for the production thereof
Inventors:
Shigeru Shirai, Keishi Saito, Takayoshi Arai, Minoru Kato, Yasushi Fujioka
Patented Case
View Patent ↗
Granted: Apr 25, 1989
Filed: Mar 23, 1987
Inventors
Shigeru Shirai
Keishi Saito
Takayoshi Arai
Minoru Kato
Yasushi Fujioka
Assignee (at issue)
CANON KABUSHIKI KAISHA
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.