Granted Patent
Utility
US 4,975,859 · App. 07/145,312
Method of controlling photo printer and apparatus therefor
Inventors:
Katsufumi Takagishi, Syoichi Ito
Patented Case
View Patent ↗
Granted: Dec 4, 1990
Filed: Jan 19, 1988
Inventors
Katsufumi Takagishi
Syoichi Ito
Assignee (at issue)
HITACHI, 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.