Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8896688 | Determining position in a projection capture system | Otto Sievert, Hamadi Jamali, David Bradley Short | 2014-11-25 |
| 6883892 | Printing apparatus calibration | Otto Sievert, Gregory D. Nelson, Shawn B. Nielson, Patrick J. Chase, Michael Hall +3 more | 2005-04-26 |
| 6132024 | Systems and method for determining presence of inks that are invisible to sensing devices | Gregory D. Nelson, Otto Sievert | 2000-10-17 |
| 5980016 | Systems and method for determining presence of inks that are invisible to sensing devices | Gregory D. Nelson, Otto Sievert | 1999-11-09 |