Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665299 | Method and system for telephony and high speed data access on a broadband access network | Steven Michael Bellovin, Joseph Henry Condon, Richard Vandervoort Cox, Alexander Gibson Fraser, Alan Edward Kaplan +5 more | 2003-12-16 |
| 6577718 | Method for call forwarding without hairpinning and with split billing | William Todd Marshall, Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan | 2003-06-10 |
| 6574335 | Method for simulating a ring back for a call between parties in different communication networks | William Todd Marshall, Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan | 2003-06-03 |