Granted Patent
Utility
US 4,791,052 · App. 07/030,510
Silver halide photographic light-sensitive material
Inventors:
Shuji Kida, Noritaka Nakayama, Katsunori Katoh, Takako Tanaka, Satoshi Nakagawa, Kosaku Masuda
Patented Case
View Patent ↗
Granted: Dec 13, 1988
Filed: Mar 27, 1987
Inventors
Shuji Kida
Noritaka Nakayama
Katsunori Katoh
Takako Tanaka
Satoshi Nakagawa
Kosaku Masuda
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.