Granted Patent
Utility
US 6,750,421 · App. 10/368,196
Method and system for laser welding
Inventor:
Gerald F. Hermann
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Feb 18, 2003
Inventor
Gerald F. Hermann
Assignee (at issue)
GSI LUMONICS CORPORATION
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.