Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11915072 | Digital halftoning with spiral dots | — | 2024-02-27 |
| 11687739 | Decoder and encoder for a digital fingerprint code | — | 2023-06-27 |
| 11667115 | Digital halftoning with spiral dots | — | 2023-06-06 |
| 11568189 | Digital halftoning with dots representing a spiral | — | 2023-01-31 |
| 10710393 | Manufacturing of a security document | — | 2020-07-14 |
| 10471759 | Manufacturing of a security document | — | 2019-11-12 |
| 10453230 | Security pattern generation method | — | 2019-10-22 |
| 10242246 | Decoder and encoder for a digital fingerprint code | — | 2019-03-26 |
| 9830500 | Decoder and encoder for a digital fingerprint code | — | 2017-11-28 |
| 7262881 | Method to determine a characteristic of a printing system | Stefan Livens | 2007-08-28 |