Granted Patent
Utility
US 5,490,055 · App. 08/025,539
Multiloop feedback control apparatus for DC/DC converters with frequency-shaping band pass current control
Inventors:
Jeffrey J. Boylan, Allen F. Rozman
Patented Case
View Patent ↗
Granted: Feb 6, 1996
Filed: Mar 3, 1993
Inventors
Jeffrey J. Boylan
Allen F. Rozman
Assignee (at issue)
AT&T CORP.
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.