Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10803614 | Using multiple image verification challenges to determine object location in an image | Ying Liu, Aaron Malenfant | 2020-10-13 |
| 10521925 | Using multiple image verification challenges to determine object location in an image | Ying Liu, Aaron Malenfant | 2019-12-31 |
| 10402555 | Browser attestation challenge and response system | Haidong Shao, Hongshu Liao, Jason Fedor, Aaron Malenfant, Ying Liu +1 more | 2019-09-03 |
| 10044725 | Controlling access to online resources using device validations | Aaron Malenfant, Haidong Shao, Jason Fedor, Wei-Liang Liu, Hongshu Liao +1 more | 2018-08-07 |
| 10042992 | Image based CAPTCHA challenges | Wei-Liang Liu, Vinay Damodar Shet, Ying Liu, Aaron Malenfant, Haidong Shao +2 more | 2018-08-07 |
| 10026180 | Using multiple image verification challenges to determine object location in an image | Ying Liu, Aaron Malenfant | 2018-07-17 |
| 9760700 | Image based CAPTCHA challenges | Wei-Liang Liu, Vinay Damodar Shet, Ying Liu, Aaron Malenfant, Haidong Shao +2 more | 2017-09-12 |