Granted Patent
Utility
US 6,607,119 · App. 09/962,482
Method and apparatus for welding two work pieces
Inventors:
Gerhard Engelhard, Rainer Bauer, Dieter Pellkofer, Helmar Adams
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Sep 24, 2001
Inventors
Gerhard Engelhard
Rainer Bauer
Dieter Pellkofer
Helmar Adams
Assignee (at issue)
Framatome ANP
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.