Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8428239 | Providing an option to substitute a local ringback tone at a calling party device | Subbarayudu Mutya, Venkata Krishna Murthy Jayavarapu, Ashish Malik, Vvd Subrahmanyam Kalepu | 2013-04-23 |