Granted Patent
Utility
US 5,729,652 · App. 08/780,401
System for controlling the speed of a motor driven by an unregulated voltage
Inventor:
Kirk D. Hanson
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Jan 8, 1997
Inventor
Kirk D. Hanson
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.