Granted Patent
Utility
US 6,720,229 · App. 09/986,394
Integrated circuit inductor structure and non-destructive etch depth measurement
Inventors:
Hans Norstrom, Carl Bjormander, Ted Johansson
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Nov 8, 2001
Inventors
Hans Norstrom
Carl Bjormander
Ted Johansson
Assignee (at issue)
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
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.