(19)

(11)

EP 1 434 975 A1

(12)

(43) Date of publication: 07.07.2004 Bulletin 2004/28 (21) Application number: 01979366.0 (22) Date of filing: 01.10.2001

(51) International Patent Classification (IPC)7: G01J 3/44 (86) International application number: PCT/US2001/030724 (87) International publication number: WO 2003/029769 (10.04.2003 Gazette 2003/15)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (71) Applicant: UD Technology Corporation Newark, Delaware 19711 (US)	(72) Inventors: RABOLT, John, F. Greenville, DE 19807 (US) TSAO, Mei-Wei Wilmington, DE 19808 (US) (74) Representative: Zanoli, Enrico et al Zanoli & Giavarini S.r.l.,Viale Bianca Maria, 35 20122 Milano 20122 Milano (IT)