Granted Patent
Utility
US 6,663,191 · App. 10/052,548
Hydraulic brake apparatus for a vehicle
Inventors:
Yasunori Sakata, Yasuhito Ishida
Patented Case
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Granted: Dec 16, 2003
Filed: Jan 23, 2002
Inventors
Yasunori Sakata
Yasuhito Ishida
Assignee (at issue)
AISIN SEIKI KABUSHIKI KAISHA
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.