Granted Patent
Utility
US 4,876,462 · App. 07/200,103
Control circuit for multipurpose input terminal
Inventors:
Hiroyuki Kobatake, Toshikatsu Jinbo
Patented Case
View Patent ↗
Granted: Oct 24, 1989
Filed: May 31, 1988
Inventors
Hiroyuki Kobatake
Toshikatsu Jinbo
Assignee (at issue)
NEC 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.