Granted Patent
Utility
US 6,774,587 · App. 10/255,152
Multiple brush-type motor control apparatus and method
Inventors:
John Makaran, Dragan Radavcovic
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Sep 25, 2002
Inventors
John Makaran
Dragan Radavcovic
Assignee (at issue)
Siemens VDO Automotive 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.