Granted Patent
Utility
US 4,922,424 · App. 07/180,291
Control method for a driving system provided in a vehicle
Inventor:
Takeo Hiramatsu
Patented Case
View Patent ↗
Granted: May 1, 1990
Filed: Apr 11, 1988
Inventor
Takeo Hiramatsu
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.