Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8428239 | Providing an option to substitute a local ringback tone at a calling party device | Subbarayudu Mutya, Debesh Kumar Sahu, Venkata Krishna Murthy Jayavarapu, Ashish Malik | 2013-04-23 |