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Micro-optic security device with zones of color |
Samuel M. Cape, Jonathan D. Gosnell, Benjamin E. Bleiman, Jennifer Cowan, Ryan Toole |
2025-02-04 |
| 12036811 |
Machine-readable optical security device |
Nancy J. Gettens, Eric M. Ziegler |
2024-07-16 |
| 11685180 |
Micro-optic security device with zones of color |
Samuel M. Cape, Jonathan D. Gosnell, Benjamin E. Bleiman, Jennifer Cowan, Ryan Toole |
2023-06-27 |
| 11590791 |
Machine-readable optical security device |
Nancy J. Gettens, Eric M. Ziegler |
2023-02-28 |
| 11465434 |
Machine-readable optical security device |
Nancy J. Gettens, Eric M. Ziegler |
2022-10-11 |
| 10974536 |
Lens-less micro-optic film |
Benjamin E. Bleiman |
2021-04-13 |
| 10794005 |
Paper including one or more multi-tonal watermarks having full tonality, and an improved watermarking tool for manufacturing such paper |
Giles D. Prett |
2020-10-06 |
| 7704585 |
Paper including watermarks and/or embossings |
Paul Howland |
2010-04-27 |
| 7399513 |
Paper including watermarks and/or embossing |
Paul Howland |
2008-07-15 |