Granted Patent
Utility
US 6,792,907 · App. 10/378,767
Helmholtz resonator
Inventors:
John D. Kostun, Lakhi N. Goenka, David J. Moenssen, Christopher Shaw
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Mar 4, 2003
Inventors
John D. Kostun
Lakhi N. Goenka
David J. Moenssen
Christopher Shaw
Assignee (at issue)
Visteon Global Technologies, Inc.
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.