Granted Patent
Utility
US 4,373,792 · App. 06/256,195
Flashlight photographing device
Inventors:
Hideyo Nozawa, Hideshi Naito, Kazuyuki Kazami
Patented Case
View Patent ↗
Granted: Feb 15, 1983
Filed: Apr 21, 1981
Inventors
Hideyo Nozawa
Hideshi Naito
Kazuyuki Kazami
Assignee (at issue)
Nippon Kogaku K.K.
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.