[1]Patent:US7235559,2007,B1
[2]Patent:EP1119567,2005,B1.Locationinpatent:Page/Pagecolumn35
[3]Patent:EP1244647,2006,B1.Locationinpatent:Page/Pagecolumn21
[4]Patent:US2003/225111,2003,A1.Locationinpatent:Page26,27
[5]Patent:US6806274,2004,B1.Locationinpatent:Page/Pagecolumn45