Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661506 | Pen and paper information recording system using an imaging pen | Mohamed Yousaf, Rizwan A. Qureshi, Naveed A. Nazir | 1997-08-26 |
| 5652412 | Pen and paper information recording system | Ali Seyed Kazeroonian, Dariush Gholizadeh, Omar Ali | 1997-07-29 |