Granted Patent
Utility
US 4,432,633 · App. 06/343,706
Electrophotographic reproducing apparatus
Inventors:
Isao Nosaka, Hirofumi Sakaguchi, Takao Shiozawa, Yozo Fujii
Patented Case
View Patent ↗
Granted: Feb 21, 1984
Filed: Jan 28, 1982
Inventors
Isao Nosaka
Hirofumi Sakaguchi
Takao Shiozawa
Yozo Fujii
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.