Granted Patent
Utility
US 4,408,867 · App. 06/351,937
Optical scanning unit driving device for electrophotographic reproducing apparatus
Inventors:
Yozo Fujii, Takao Shiozawa
Patented Case
View Patent ↗
Granted: Oct 11, 1983
Filed: Feb 24, 1982
Inventors
Yozo Fujii
Takao Shiozawa
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.