Granted Patent
Utility
US 4,898,005 · App. 07/356,772
Method of controlling idling rotational speed of internal combustion engine for vehicles equipped with air conditioning systems
Inventor:
Yoshihiko Sakurai
Patented Case
View Patent ↗
Granted: Feb 6, 1990
Filed: May 24, 1989
Inventor
Yoshihiko Sakurai
Assignees (at issue)
Diesel Kiki Co., Ltd.
Mazda Motor 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.