Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8444181 | Single-color screen patterns for copy protection | David Wicker, Michael Caton | 2013-05-21 | $891,000 |
| 7982917 | Document containing scanning survivable security features | — | 2011-07-19 | $772,000 |
| 7976068 | Double-blind security features | David Wicker, Michael Caton | 2011-07-12 | $751,000 |
| 7906198 | Document containing security images | — | 2011-03-15 | |
| 7367593 | Security documents and a method and apparatus for printing and authenticating such documents | — | 2008-05-06 | |
| 5788285 | Document protection methods and products | — | 1998-08-04 | |
| 5271645 | Pigment/fluorescence threshold mixing method for printing photocopy-proof document | — | 1993-12-21 |