Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12028442 | Accessing security hardware keys | Liang Cheng, Neha Kochar | 2024-07-02 |
| 7984008 | Evaluating the predictability of a pass phrase | — | 2011-07-19 |
| 6904521 | Non-repudiation of e-mail messages | — | 2005-06-07 |