Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4475165 | Method of data entry and execution of a two variable calculator function in the same manner and entry format as a single variable function | Samir W. Rizk | 1984-10-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4475165 | Method of data entry and execution of a two variable calculator function in the same manner and entry format as a single variable function | Samir W. Rizk | 1984-10-02 |