Granted Patent
Utility
US 6,543,570 · App. 09/898,562
Electric power assisted steering system with friction compensation and method for controlling the system
Inventor:
Stuart Parker
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Jul 3, 2001
Inventor
Stuart Parker
Assignee (at issue)
TRW Limited
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.