Granted Patent
Utility
US 4,371,898 · App. 06/154,148
Composite information recording apparatus
Inventor:
Hiroya Nakamura
Patented Case
View Patent ↗
Granted: Feb 1, 1983
Filed: May 28, 1980
Inventor
Hiroya Nakamura
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.