Granted Patent
Utility
US 6,788,033 · App. 10/214,859
Buck-boost DC-DC switching power conversion
Inventor:
Patrizio Vinciarelli
Patented Case
View Patent ↗
Granted: Sep 7, 2004
Filed: Aug 8, 2002
Inventor
Patrizio Vinciarelli
Assignee (at issue)
VLT, 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.