siness Machines CorporationMethod, system and program product for providing high performance data lookupUS74544195 Oct 200718 Nov 2008International Business Machines CorporationList update employing neutral sort keysUS7539704 *29 Oct 200326 May 2009Siebel Systems, Inc.Method, apparatus, system, and program product for attaching files and other objects to a partially replicated databaseUS760014920