Granted Patent
Utility
US 5,256,524 · App. 07/753,873
Processing method for silver halide color photographic light-sensitive material
Inventors:
Hiroshi Yoshimoto, Shigeharu Koboshi, Masao Ishikawa, Mayumi Emoto
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Sep 3, 1991
Inventors
Hiroshi Yoshimoto
Shigeharu Koboshi
Masao Ishikawa
Mayumi Emoto
Assignee (at issue)
Konica Corporation
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.