Granted Patent
Utility
US 4,744,607 · App. 06/919,405
Brake control system for combining electric and fluid pressure brakes
Inventor:
Kazutaka Nagata
Patented Case
View Patent ↗
Granted: May 17, 1988
Filed: Oct 16, 1986
Inventor
Kazutaka Nagata
Assignee (at issue)
Nippon Air Brake Co., 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.