Granted Patent
Utility
US 4,519,691 · App. 06/585,768
Photographic taking lens driving means
Inventors:
Minoru Yamada, Eiji Ito, Masaru Nagai
Patented Case
View Patent ↗
Granted: May 28, 1985
Filed: Mar 2, 1984
Inventors
Minoru Yamada
Eiji Ito
Masaru Nagai
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.