Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7299969 | Mark-coded surface with function flags | Kia Silverbrook | 2007-11-27 |
| 7057608 | Computer system interface surface with reference points and coded marks | Kia Silverbrook | 2006-06-06 |
| 7041916 | Orientation sensing device with processor | Kia Silverbrook | 2006-05-09 |
| 6986459 | System for providing a document associated with a video signal | Kia Silverbrook, Jacqueline Anne Lapstun | 2006-01-17 |
| 6843420 | Identity-coded surface with reference points and coded marks | Kia Silverbrook, Simon Robert Walmsley | 2005-01-18 |