Granted Patent
Utility
US 4,363,871 · App. 06/257,994
Light-sensitive photographic material
Inventors:
Toshiaki Shibue, Koichi Nagayasu, Tohru Kobayashi, Kouji Tokitou
Patented Case
View Patent ↗
Granted: Dec 14, 1982
Filed: Apr 27, 1981
Inventors
Toshiaki Shibue
Koichi Nagayasu
Tohru Kobayashi
Kouji Tokitou
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.