Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6539023 | Methods and apparatus for handling maintenance messages in extended superframe T1 telephone circuits | Santanu Bhattacharya, Pushkal Yadav, Balaraj Vishnu Varthanan | 2003-03-25 |