Granted Patent
Utility
US 5,899,191 · App. 08/766,353
Air fuel ratio control
Inventors:
Andrew Rabbit, David Richard Worth, Thomas Schnepple, Wayne Hawken
Patented Case
View Patent ↗
Granted: May 4, 1999
Filed: Dec 13, 1996
Inventors
Andrew Rabbit
David Richard Worth
Thomas Schnepple
Wayne Hawken
Assignee (at issue)
Orbital Engine Company (Australia) Pty Limited
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.