Patent | Date |
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Security system, particularly for valuable documents Grant 8,077,364 - Menz , et al. December 13, 2 | 2011-12-13 |
Security System, Particularly For Valuable Documents App 20100195176 - Menz; Irina ;   et al. | 2010-08-05 |
Security system, especially for security documents Grant 7,724,408 - Menz , et al. May 25, 2 | 2010-05-25 |
Valuable document comprising a security element and method for producing said valuable document Grant 7,427,029 - Bailleu , et al. September 23, 2 | 2008-09-23 |
Security system, especially for security documents App 20080062485 - Menz; Irina ;   et al. | 2008-03-13 |
Security system, particularly for valuable documents Grant 7,315,407 - Menz , et al. January 1, 2 | 2008-01-01 |
Zinc sulfide electroluminophores and method for production thereof Grant 7,252,790 - Kappe , et al. August 7, 2 | 2007-08-07 |
Zinc sulfide electroluminophores and method for production thereof App 20060230980 - Kappe; Frank ;   et al. | 2006-10-19 |
Apparatus and method for detecting the authenticity of secured documents Grant 7,092,583 - Ahlers , et al. August 15, 2 | 2006-08-15 |
Zinc sulfide electroluminophores and method for production thereof Grant 7,067,071 - Kappe , et al. June 27, 2 | 2006-06-27 |
Returnable package, method for the production thereof and method for embodying a returnable package system App 20060117709 - Niggemann; Matthias ;   et al. | 2006-06-08 |
Method and device for identification and authentication of an object App 20040183004 - Niggemann, Matthias ;   et al. | 2004-09-23 |
Handsensor for authenticity identification of signets on documents Grant 6,784,441 - Ahlers , et al. August 31, 2 | 2004-08-31 |
Device for evaluating diffractive authenticity features Grant 6,750,465 - Franz-Burgholz , et al. June 15, 2 | 2004-06-15 |
Sensor for authenticity identification of signets on documents Grant 6,741,336 - Ahlers , et al. May 25, 2 | 2004-05-25 |
Handsensor for authenticity identification of signets on documents App 20040031929 - Ahlers, Benedikt ;   et al. | 2004-02-19 |
Process and apparatus for gravure Grant 6,631,676 - Weichmann , et al. October 14, 2 | 2003-10-14 |
Device for evaluating diffractive authenticity features App 20030174308 - Franz-Burgholz, Arnim ;   et al. | 2003-09-18 |
Security system, particularly for valuable documents App 20030169468 - Menz, Irina ;   et al. | 2003-09-11 |
Device for validating authenticity features on documents of value and security documents Grant 6,600,416 - Kappe , et al. July 29, 2 | 2003-07-29 |
Value or security product with luminescent security elements and method for the production and use thereof in respect to visual and machine-operated detection of authenticity Grant 6,530,527 - Ahlers , et al. March 11, 2 | 2003-03-11 |
Handsensor for authenticity identification of signets on documents App 20030030012 - Ahlers, Benedikt ;   et al. | 2003-02-13 |
Apparatus and method for detecting the authenticity of secured documents App 20020131618 - Ahlers, Benedikt ;   et al. | 2002-09-19 |
Sensor for authenticity identification of signets on documents App 20020003619 - Ahlers, Benedikt ;   et al. | 2002-01-10 |
Security document with optically excitable dyes for authenticity check Grant 6,234,537 - Gutmann , et al. May 22, 2 | 2001-05-22 |