Granted Patent
Utility
US 5,006,454 · App. 07/275,647
Light sensitive silver halide photographic material
Inventors:
Masao Sasaki, Toyoki Nishijima, Shun Takada, Kaoru Onodera
Patented Case
View Patent ↗
Granted: Apr 9, 1991
Filed: Nov 23, 1988
Inventors
Masao Sasaki
Toyoki Nishijima
Shun Takada
Kaoru Onodera
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.