Granted Patent
Utility
US 6,760,656 · App. 10/150,900
Airflow estimation for engines with displacement on demand
Inventors:
Gregory P. Matthews, Charles H. Folkerts
Patented Case
View Patent ↗
Granted: Jul 6, 2004
Filed: May 17, 2002
Inventors
Gregory P. Matthews
Charles H. Folkerts
Assignee (at issue)
General Motors LLC
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.