Conde-Frieboes, Kilian Waldemar; Ankersen, Michael; Sensfuss, Ulrich; Wulff, Birgitte Schjellerup; Thogersen, Henning; Lustenberger, Philipp; Rudolf, Klaus; Krist, Bernd; Muller, Stephan; Stenkamp, Dirk; Schindler, Marcus; Wieland, Heike; Arndt, Kirsten Patent: US2007/185128 A1, 2007 ; Location in patent: Page/Page column 27 ; US 20070185128 A1