Granted Patent
Utility
US 5,409,254 · App. 08/162,806
Rear suspension with aligned coil springs and twist beam axle
Inventors:
Thomas O. Minor, Stephen L. Kretschmer, Michael Erickson
Patented Case
View Patent ↗
Granted: Apr 25, 1995
Filed: Dec 3, 1993
Inventors
Thomas O. Minor
Stephen L. Kretschmer
Michael Erickson
Assignee (at issue)
A. O. Smith 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.