Granted Patent
Utility
US 6,605,919 · App. 09/713,344
Method and apparatus for indirectly measuring induction motor slip to establish speed control
Inventor:
Brian Thomas Branecky
Patented Case
View Patent ↗
Granted: Aug 12, 2003
Filed: Nov 14, 2000
Inventor
Brian Thomas Branecky
Assignee (at issue)
A. O. Smith 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.