Granted Patent
Utility
US 5,258,696 · App. 07/893,864
IC controller chip for brushless dc motors
Inventor:
Dong Le
Patented Case
View Patent ↗
Granted: Nov 2, 1993
Filed: Jun 5, 1992
Inventor
Dong Le
Assignee (at issue)
AlliedSignal, Inc.
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.