Granted Patent
Utility
US 4,622,627 · App. 06/580,615
Switching electrical power supply utilizing miniature inductors integrally in a PCB
Inventors:
Edward Rodriguez, Alexander Estrov
Patented Case
View Patent ↗
Granted: Nov 11, 1986
Filed: Feb 16, 1984
Inventors
Edward Rodriguez
Alexander Estrov
Assignee (at issue)
ThetaCorporation
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.