(19)

(11)

EP 2 106 619 A2

(12)

(88) Date of publication A3: 23.04.2009 (43) Date of publication: 07.10.2009 Bulletin 2009/41 (21) Application number: 07874389.5 (22) Date of filing: 22.12.2007

(51) International Patent Classification (IPC):  H01L 31/042(2006.01) H01L 31/04(2006.01) (86) International application number: PCT/US2007/088765 (87) International publication number: WO 2008/136872 (13.11.2008 Gazette 2008/46)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 22.12.2006 US 871670 P 27.02.2007 US 891914 P (71) Applicants: Adriani, Paul M. San Jose, CA 95138 (US) Scholz, Jeremy H. San Jose CA 95138 (US) Roscheisen, Martin R. San Jose CA 95138 (US)	(72) Inventors: Adriani, Paul M. San Jose, CA 95138 (US) Scholz, Jeremy H. San Jose CA 95138 (US) Roscheisen, Martin R. San Jose CA 95138 (US) (74) Representative: Brophy, David Timothy et al FRKelly 27 Clyde Road Ballsbridge Dublin 4 Dublin 4 (IE)