Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6798773 | Physically scoped multicast in multi-access networks | Govind Krishnamurthi, Hemant Chaskar | 2004-09-28 |
| 6665723 | External trusted party call processing in SIP environments | — | 2003-12-16 |
| 6233241 | Hierarchical transmission system with distributed storage of resource path information among network elements of the system | Tobias Helbig | 2001-05-15 |