Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10044725 | Controlling access to online resources using device validations | Aaron Malenfant, Haidong Shao, Jiexing Gu, Wei-Liang Liu, Hongshu Liao +1 more | 2018-08-07 |
| 9977892 | Dynamically updating CAPTCHA challenges | — | 2018-05-22 |