Berry, Angela; Cirillo, Pier Francesco; Hickey, Eugene Richard; Riether, Doris; Thomson, David; Zindell, Renee M.; Blumire, Nigel; Chowdhury, Chandana; Ermann, Monika; Jenkins, James Edward; Mushi, Innocent; Palmer, Christopher Francis; Taylor, Malcolm Patent: US2008/81822 A1, 2008 ; Location in patent: Page/Page column 11 ; US 20080081822 A1