Granted Patent
Utility
US 6,364,075 · App. 09/703,012
Frequency dependent damper
Inventors:
Luc Lemmens, Stefaan Duym
Patented Case
View Patent ↗
Granted: Apr 2, 2002
Filed: Oct 31, 2000
Inventors
Luc Lemmens
Stefaan Duym
Assignee (at issue)
Tenneco Automotive 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.