Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5828592 | Analog signal recording and playback integrated circuit and message management system | Hieu Van Tran, Nataraj S. Bindiganavale, Anthony Dunne | 1998-10-27 |
| 5664060 | Message management methods and apparatus | Bindiganavale S. Nataraj, Sakhawat M. Khan | 1997-09-02 |