| 12384141 |
Manufacturing a two-sided product with an integrated device including microscale structures |
Patrick Swift, Ben Stevens |
2025-08-12 |
| 12291054 |
Banknote and a method of producing a plurality of banknotes and a print press for producing a plurality of banknotes |
Ben Stevens |
2025-05-06 |
| 11926170 |
Banknote |
Ben Stevens |
2024-03-12 |
| 11453234 |
Security document including an optical security feature |
Karlo Ivan Jolic |
2022-09-27 |
| 11338606 |
Optical security device and method of manufacture |
Randall P. James, Michael D. Long, Diana Newcomb |
2022-05-24 |
| 11331937 |
Micro-imagery design integration |
Karlo Ivan Jolic, Darren C. Phillips |
2022-05-17 |
| 11167580 |
Method of producing micro-image elements on a substrate |
Karlo Ivan Jolic |
2021-11-09 |
| 11016224 |
Combination microlens optical device |
— |
2021-05-25 |
| 10987967 |
Micro-optic device with double sided optical effect |
Karlo Ivan Jolic |
2021-04-27 |
| 10780726 |
Micro-optic device with double sided optical effect |
Karlo Ivan Jolic |
2020-09-22 |
| 10752044 |
In line manufacturing of documents with security elements |
— |
2020-08-25 |
| 10328737 |
High refractive index coatings and their use in the protection of surface relief structures |
Phei Lok, Odisea Batistatos |
2019-06-25 |
| 9904249 |
Optical security device having a high refractive index layer between adjacent diffraction elements which have upper portions uncovered by the high refractive index layer |
Phei Lok, Benjamin Gordon Stevens |
2018-02-27 |
| 9110239 |
Diffractive device |
— |
2015-08-18 |
| 8740253 |
Radiation curable embossed ink security devices for security documents |
Odisea Batistatos |
2014-06-03 |
| 8722162 |
Printable film |
Alastair Hugh Servante, Colin Marshall |
2014-05-13 |
| 8673415 |
Printable film |
Alastain Hugh SERVANTE, Colin Marshall |
2014-03-18 |
| 8663760 |
Printable film |
Alastair Hugh Servante, Colin Marshall |
2014-03-04 |
| 7871741 |
Method of producing diffractive structures in security documents |
Joshua Robert Nemeth, Robert Stewart |
2011-01-18 |
| 7790361 |
Methods of producing diffractive structures in security documents |
Paul Zientek, Joshua Robert Nemeth |
2010-09-07 |
| 7758965 |
Printable film |
Alastair Hugh Servante, Colin Marshall |
2010-07-20 |
| 7652757 |
Method and apparatus for inspection of security articles incorporating a diffractive optical projection element |
Patrick Swift, James Chua, Anthony Nardella, Paul Henson |
2010-01-26 |
| 6505779 |
Security document with security marking formed of transparent windows |
Paul Zientek |
2003-01-14 |
| 6403169 |
Method of producing a security document |
Bruce Alfred Hardwick |
2002-06-11 |