Granted Patent
Utility
US 4,659,654 · App. 06/780,379
Silver halide photographic light-sensitive emulsion
Inventors:
Iku Metoki, Akio Suzuki, Eiji Yoshida, Kiyoshi Sato, Masumi Hosaka
Patented Case
View Patent ↗
Granted: Apr 21, 1987
Filed: Sep 26, 1985
Inventors
Iku Metoki
Akio Suzuki
Eiji Yoshida
Kiyoshi Sato
Masumi Hosaka
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.