Granted Patent
Utility
US 6,791,074 · App. 10/185,630
Light curtain system for establishing a protective light curtain, tool and system for processing objects and method for loading/unloading a tool
Inventors:
Sven Hahn, Michael Lering, Mathias Schulz
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Jun 28, 2002
Inventors
Sven Hahn
Michael Lering
Mathias Schulz
Assignee (at issue)
Infineon Technologies SC 300 GmbH & Co. KG
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.