Granted Patent
Utility
US 4,558,949 · App. 06/419,514
Horizontal position detecting device
Inventors:
Makoto Uehara, Takeshi Sudo, Fujio Kanatani
Patented Case
View Patent ↗
Granted: Dec 17, 1985
Filed: Sep 17, 1982
Inventors
Makoto Uehara
Takeshi Sudo
Fujio Kanatani
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.