Granted Patent
Utility
US 6,208,537 · App. 09/407,621
Series resonant sinewave output filter and design methodology
Inventors:
Gary L. Skibinski, Brian R. Buchholz
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Sep 28, 1999
Inventors
Gary L. Skibinski
Brian R. Buchholz
Assignee (at issue)
Rockwell Technologies, 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.