1. Designing surfaces that kill bacteria on contact
2. See for instance: K. Shigeru, Y. Inoue, T. Yokota, M. Tochihara, S. Satoh, US Patent No. 6180162, 30 Jan.2001.
3. See for instance: F.A. Myers, L.R. Price, US Patent No. 6929705, 12 Dec. 2002.
4. See for instance: R.E. Burrell, P. Apte, US Patent No. 5985308, 16 Nov. 1999.
5. F. Rondelez, P. Bezou, O. Bouloussa, WO Patent No. 9804296, 05 Feb. 1998.