Granted Patent
Utility
US 5,188,440 · App. 07/729,538
Control stage for actuation of recirculating pump unit drive motor of an antilock braking system (ABS)
Inventors:
Armin Muller, Richard Zimmer, Andreas Faulhaber
Patented Case
View Patent ↗
Granted: Feb 23, 1993
Filed: Jul 15, 1991
Inventors
Armin Muller
Richard Zimmer
Andreas Faulhaber
Assignee (at issue)
MERCEDES-BENZ GROUP AG
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.