(19)

(11)

EP 0 866 965 A1

(12)

(43) Date of publication: 30.09.1998 Bulletin 1998/40 (21) Application number: 97945818.0 (22) Date of filing: 13.10.1997

(51) International Patent Classification (IPC):  G01N 33/ 36( . ) G06T 11/ 00( . ) (86) International application number: PCT/EP1997/005623 (87) International publication number: WO 1998/016823 (23.04.1998 Gazette 1998/16)

(84) Designated Contracting States: AT BE CH DE ES FR GB IT LI NL (30) Priority: 15.10.1996 US 19960028402P 14.02.1997 US 19970801792 (71) Applicant: CIS Graphik und Bildverarbeitung GmbH D-41747 Viersen (DE)	(72) Inventors: HARDT, Klaus D-41069 Mönchengladbach (DE) UHLIG, Arnfried D-41747 Viersen (DE) (74) Representative: Sparing - Röhl - Henseler Patentanwälte  Rethelstrasse 123 40237 Düsseldorf 40237 Düsseldorf (DE)