Granted Patent
Utility
US 4,564,588 · App. 06/698,746
Silver halide photographic material for radiography
Inventors:
Eiichi Sakamoto, Mikio Kawasaki, Kouji Ono, Tomomi Yoshizawa
Patented Case
View Patent ↗
Granted: Jan 14, 1986
Filed: Feb 6, 1985
Inventors
Eiichi Sakamoto
Mikio Kawasaki
Kouji Ono
Tomomi Yoshizawa
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.