Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6603974 | Method for transferring data | — | 2003-08-05 |
| 6493553 | Mobile-station adapted for removable user identity modules | — | 2002-12-10 |
| 6192242 | Method for poring a mobile directory number from one wireless service provider to another | — | 2001-02-20 |
| 6138023 | Method for porting a directory number from one wireless service provider to another | Anjana Agarwal, Virarghavan Sudarsan | 2000-10-24 |