Granted Patent
Utility
US 5,372,222 · App. 07/894,876
Lightweight and high thermal conductivity brake rotor
Inventors:
Seong K. Rhee, Thomas A. Libsch
Patented Case
View Patent ↗
Granted: Dec 13, 1994
Filed: Jun 8, 1992
Inventors
Seong K. Rhee
Thomas A. Libsch
Assignee (at issue)
AlliedSignal, 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.