Granted Patent
Utility
US 6,513,327 · App. 09/955,027
Hydraulic pressure assisting device provided for a hydraulic brake apparatus for a vehicle
Inventors:
Michiharu Nishii, Satoshi Ishida, Masaki Oishi
Patented Case
View Patent ↗
Granted: Feb 4, 2003
Filed: Sep 19, 2001
Inventors
Michiharu Nishii
Satoshi Ishida
Masaki Oishi
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.