Granted Patent
Utility
US 6,672,574 · App. 10/273,027
Fluid-filled cylindrical vibration damping device
Inventors:
Masaaki Hamada, Tatsuya Suzuki
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Oct 16, 2002
Inventors
Masaaki Hamada
Tatsuya Suzuki
Assignee (at issue)
TOKAI RUBBER INDUSTRIES, LTD.
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.