Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7278585 | Redundant two-dimensional code and a decoding method | Sergej Valentinovitch Boitsov, Joachim Ihlefeld | 2007-10-09 |
| 7066395 | Redundant two-dimensional code and a decoding method | Sergej Valentinovitch Boitsov, Joachim Ihlefeld | 2006-06-27 |