Granted Patent
Utility
US 6,717,765 · App. 09/887,590
Method and circuit for sensing back EMF
Inventor:
Brent Jay Harmer
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Jun 22, 2001
Inventor
Brent Jay Harmer
Assignee (at issue)
IO-Mega Holding Corporation
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.