Granted Patent
Utility
US 6,217,127 · App. 09/265,370
Master cylinder device and hydraulic brake device for a vehicle
Inventors:
Akihito Kusano, Hiroaki Aizawa, Hiroshi Toda
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: Mar 10, 1999
Inventors
Akihito Kusano
Hiroaki Aizawa
Hiroshi Toda
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.