| 7040664 |
Self-verifying security documents |
John Charles Taylor, Bruce Alfred Hardwick, Wayne Kevin Jackson, Paul Zientek |
2006-05-09 |
| 7029733 |
Printed matter producing reflective intaglio effect |
Ronald Gibson Gration, Ana Ghioghiu, Paul Zientek |
2006-04-18 |
| 6761377 |
Self-verifying security documents |
John Charles Taylor, Bruce Alfred Hardwick, Wayne Kevin Jackson, Paul Zientek |
2004-07-13 |
| 6471247 |
Banknotes incorporating security devices |
Bruce Alfred Hardwick, Wayne Kevin Jackson, Paul Zientek |
2002-10-29 |
| 6471248 |
Banknotes incorporating security devices |
Bruce Alfred Hardwick, Wayne Kevin Jackson, Paul Zientek |
2002-10-29 |
| 6467810 |
Self-verifying security documents |
John Charles Taylor, Bruce Alfred Hardwick, Wayne Kevin Jackson, Paul Zientek |
2002-10-22 |
| 6273473 |
Self-verifying security documents |
John Charles Taylor, Bruce Alfred Hardwick, Wayne Kevin Jackson, Paul Zientek |
2001-08-14 |
| 6062604 |
Self-verifying security documents |
John Charles Taylor, Bruce Alfred Hardwick, Wayne Kevin Jackson, Paul Zientek |
2000-05-16 |