Granted Patent
Utility
US 6,009,337 · App. 08/875,057
Method and arrangement for interference-protected power supply
Inventors:
Hannu Vaisanen, Tarmo Mettovaara, Kari Saukko
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Jul 1, 1997
Inventors
Hannu Vaisanen
Tarmo Mettovaara
Kari Saukko
Assignee (at issue)
Nokia Telecommunications Oy
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.