Granted Patent
Utility
US 4,607,949 · App. 06/636,149
Photographic print making method
Inventors:
Haruo Hakamada, Tadashi Amano, Hiromitsu Kamiyama
Patented Case
View Patent ↗
Granted: Aug 26, 1986
Filed: Jul 31, 1984
Inventors
Haruo Hakamada
Tadashi Amano
Hiromitsu Kamiyama
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.