. . . . "chnology, Inc.Carrier assemblies, planarizing apparatuses including carrier assemblies, and methods for planarizing micro-device workpiecesUS6962520Aug 24, 2004Nov 8, 2005Micron Technology, Inc.Retaining rings, planarizing apparatuses including retaining rings, and methods for planarizing micro-device workpiecesUS6969306Aug 19, 2004Nov 29, 2005Micron Technology, Inc.Apparatus for planarizing micro" .