Issued Patents 2021
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11113592 | Data-bearing medium | Robert Ulichney, Stephen Pollard | 2021-09-07 |
| 11102376 | Recursive halftoning and gray value substitution | Robert Ulichney, Stephen Pollard | 2021-08-24 |
| 11089180 | Encoding dot patterns into printed images based on source pixel color | Robert Ulichney | 2021-08-10 |
| 11030630 | Workflow-authorizing computing device authentication | Steven J. Simske, Jason S. Aronoff | 2021-06-08 |
| 11030502 | Omnidirectional barcode | Robert Ulichney | 2021-06-08 |
| 10977466 | Multi-dimensional cyclic symbols | Steven J. Simske, Robert Ulichney | 2021-04-13 |
| 10891704 | M-ary cyclic coding | Steven J. Simske, Robert Ulichney | 2021-01-12 |