Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10402555 | Browser attestation challenge and response system | Haidong Shao, Hongshu Liao, Jiexing Gu, Aaron Malenfant, Ying Liu +1 more | 2019-09-03 |
| 10216923 | Dynamically updating CAPTCHA challenges | — | 2019-02-26 |