Granted Patent
Utility
US 4,924,256 · App. 07/188,710
Slit exposure type color image forming apparatus
Inventor:
Hiromi Yanatori
Patented Case
View Patent ↗
Granted: May 8, 1990
Filed: May 4, 1988
Inventor
Hiromi Yanatori
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.