Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7871741 | Method of producing diffractive structures in security documents | Gary Fairless Power, Robert Stewart | 2011-01-18 |
| 7790361 | Methods of producing diffractive structures in security documents | Paul Zientek, Gary Fairless Power | 2010-09-07 |
| 6905755 | Security document with raised intaglio printed image | — | 2005-06-14 |
| 6835934 | Method of determining a characteristic of a security document, such as a banknote | Bruce Alfred Hardwick | 2004-12-28 |
| 6659508 | Security documents | Wayne Kevin Jackson | 2003-12-09 |