(19)

(11)

EP 2 033 136 A1

(12)

(43) Date of publication: 11.03.2009 Bulletin 2009/11 (21) Application number: 07748691.8 (22) Date of filing: 23.05.2007

(51) International Patent Classification (IPC):  G06K 7/00(2006.01) G06K 19/00(2006.01) G01V 15/00(2006.01) (86) International application number: PCT/SG2007/000146 (87) International publication number: WO 2007/136353 (29.11.2007 Gazette 2007/48)

(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 Designated Extension States: AL BA HR MK RS (30) Priority: 24.05.2006 SG 200603483 (71) Applicant: Oh Cheng Guan, Michael Singapore 478933 (SG)	(72) Inventor: Oh Cheng Guan, Michael Singapore 478933 (SG) (74) Representative: Margotti, Herwig Franz et al Kopecky & Schwarz Patentanwälte Wipplingerstrasse 30 1010 Wien 1010 Wien (AT)