Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948937 | Portable print reading device for the blind | Oleg Tretiakoff | 2005-09-27 |
| 6862074 | Portable device for the photographing of book pages | Oleg Tretiakoff | 2005-03-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948937 | Portable print reading device for the blind | Oleg Tretiakoff | 2005-09-27 |
| 6862074 | Portable device for the photographing of book pages | Oleg Tretiakoff | 2005-03-01 |