Granted Patent
Utility
US 4,690,888 · App. 06/774,340
Silver halide color photo-sensitive material
Inventors:
Mitsuto Fujiwhara, Takao Nimura, Yasumasa Numata, Yasuko Matsubara
Patented Case
View Patent ↗
Granted: Sep 1, 1987
Filed: Sep 10, 1985
Inventors
Mitsuto Fujiwhara
Takao Nimura
Yasumasa Numata
Yasuko Matsubara
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.