US 9,717,723 B2  Page 4  (56)  References Cited  OTHER PUBLICATIONS  International Search Report mailed on Aug. 18, 2005, for PCT  Patent Application No. PCT/US2005/015349, 3 pages.  Written Opinion of the International Searching Authority mailed on  Aug. 18, 2005, for PCT Patent Application No. PCT/US2005/  015349, 6 pages.  European Search Report mailed on Sep. 1, 2010, for EP Patent  Application No. 05745505.7, 6 pages.  * cited by examiner 