elements and spacer control gates in a trenchUS739967514 Mar 200515 Jul 2008Freescale Semiconductor, IncElectronic device including an array and process for forming the sameUS7403416 *3 Mar 200622 Jul 2008Micron Technology, Inc.Integrated DRAM-NVRAM multi-level memoryUS7457159 *3 Mar 200625 Nov 2008Micron Technology, Inc.Integrated DRAM-NVRAM multi-level memoryUS745974422 Sep 20062 Dic 2008Freesc