Granted Patent
Utility
US 5,953,363 · App. 08/814,421
Bushing for minimizing power losses in a channel inductor
Inventor:
Maochang Cao
Patented Case
View Patent ↗
Granted: Sep 14, 1999
Filed: Mar 10, 1997
Inventor
Maochang Cao
Assignee (at issue)
Ajax Magnethermic 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.