Granted Patent
Utility
US 4,515,453 · App. 06/608,718
Camera having a flash unit built therein
Inventors:
Hiroshi Wakabayashi, Nobuo Okabe, Koichi Daitoku
Patented Case
View Patent ↗
Granted: May 7, 1985
Filed: May 10, 1984
Inventors
Hiroshi Wakabayashi
Nobuo Okabe
Koichi Daitoku
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.