Systems and methods incorporating an end effector with a rotatable and/or pivotable body and/or an optical sensor having a light path that extends along a length of the end effector

Granted: Nov 23, 2004 Filed: Mar 18, 2003

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.