Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9348981 | System and method for generating user authentication challenges | Michael Christopher Hearn, Madhukar Narayan Thakur, HongHai Shen, Shreyas Doshi | 2016-05-24 |
| 9037864 | Generating authentication challenges based on social network activity information | Jessica N. Staddon, Madhukar Narayan Thakur, Michael Christopher Hearn | 2015-05-19 |
| 8997240 | Generating user authentication challenges based on social network activity information | Javier Kohen, Jessica N. Staddon, Madukar Narayan Thakur, Michael Christopher Hearn | 2015-03-31 |