Granted Patent
Utility
US 6,674,071 · App. 10/313,924
Ion-guide systems
Inventors:
Jochen Franzen, Andreas Brekenfeld
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Dec 6, 2002
Inventors
Jochen Franzen
Andreas Brekenfeld
Assignee (at issue)
Bruker Daltonik GmbH
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.