Granted Patent
Utility
US 5,390,116 · App. 07/851,190
Speed change control method and apparatus for an automatic transmission for vehicles traveling under various road conditions
Inventor:
Kazuya Hayafune
Patented Case
View Patent ↗
Granted: Feb 14, 1995
Filed: Mar 13, 1992
Inventor
Kazuya Hayafune
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.