Non-volatile memory cell with a single semiconductor device per memory cell. The present invention generally allows for a plurality of memory cells to be formed on a semiconductor substrate that supports a semiconductor device. A multi-resistive state material layer that changes its resistive state between...http://www.google.ca/patents/US7126841?utm_source=gb-gplus-sharePatent US7126841 - Non-volatile memory with a single transistor and resistive memory element
