Granted Patent
Utility
US 4,750,598 · App. 06/873,751
Control system for the throttle valve of a vehicle engine
Inventors:
Yoshiaki Danno, Takashi Dogahara, Daisuke Sanbayashi, Makoto Shimada
Patented Case
View Patent ↗
Granted: Jun 14, 1988
Filed: Jun 12, 1986
Inventors
Yoshiaki Danno
Takashi Dogahara
Daisuke Sanbayashi
Makoto Shimada
Assignee (at issue)
MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA
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.