Granted Patent
Utility
US 5,642,276 · App. 08/385,495
High frequency surface mount transformer-diode power module
Inventors:
Ashraf W. Lotfi, Lennart Pitzele, John D. Weld
Patented Case
View Patent ↗
Granted: Jun 24, 1997
Filed: Feb 8, 1995
Inventors
Ashraf W. Lotfi
Lennart Pitzele
John D. Weld
Assignee (at issue)
LUCENT 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.