Granted Patent
Utility
US 5,790,390 · App. 08/847,788
Power supply with reduced EMI
Inventor:
Kenneth W. Kayser
Patented Case
View Patent ↗
Granted: Aug 4, 1998
Filed: Apr 28, 1997
Inventor
Kenneth W. Kayser
Assignee (at issue)
Kayser Ventures, Ltd.
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.