Granted Patent
Utility
US 6,437,524 · App. 09/787,243
Frequency control of linear motors
Inventor:
Isaac Dimanstein
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Jul 2, 2001
Inventor
Isaac Dimanstein
Assignee (at issue)
Airxcel, 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.