Granted Patent
Utility
US 4,843,411 · App. 07/162,447
Camera containing a lens barrier therein
Inventors:
Hiroshi Wakabayashi, Daiki Tsukahara, Kiyosada Machida, Yuji Katano, Hidenori Miyamoto
Patented Case
View Patent ↗
Granted: Jun 27, 1989
Filed: Mar 1, 1988
Inventors
Hiroshi Wakabayashi
Daiki Tsukahara
Kiyosada Machida
Yuji Katano
Hidenori Miyamoto
Assignee (at issue)
NIKON CORPORATION
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.