Granted Patent
Utility
US 6,423,929 · App. 09/743,890
Device for the laser processing of flat workpieces
Inventors:
Lothar Müller, Daniel Metz, Stefan Dietrich
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Jan 16, 2001
Inventors
Lothar Müller
Daniel Metz
Stefan Dietrich
Assignee (at issue)
Siemens Aktiengesellschaft
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.