Granted Patent
Utility
US 4,656,124 · App. 06/770,998
Heat-developable color photo-sensitive material
Inventor:
Tawara Komamura
Patented Case
View Patent ↗
Granted: Apr 7, 1987
Filed: Aug 30, 1985
Inventor
Tawara Komamura
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.