Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407784 | Techniques for implementing phone number-based user accounts with permissions to access varying levels of services utilizing visible and hidden contact addresses | Xudong Liu, Guozhi Huang | 2025-09-02 |
| 12262197 | Sender verification for encrypted electronic messaging | Elliot A. Barer, Pierre J. Defilippis, Roberto Garcia, Timothy Shaw, Craig M. Federighi +1 more | 2025-03-25 |
| 11917030 | Push notification distribution system | Huan He, Nicholas J. Circosta, Sean GEIGER, Nelson M. Leduc, Cisto CYRIAC +7 more | 2024-02-27 |
| 11716426 | Techniques for implementing phone number-based user accounts with permissions to access varying levels of services utilizing visible and hidden contact addresses | Xudong Liu, Guozhi Huang | 2023-08-01 |
| 11228580 | Two-factor device authentication | Gokul P. Thirumalai, Daniel B. Pollack, Robert D. Butler, Ryan W. Baker, David G. Knipp +4 more | 2022-01-18 |
| 10917790 | Server trust evaluation based authentication | Li Li, Arun G. Mathias, Gokul P. Thirumalai, Najeeb M. Abdulrahiman, Francisco J. Gonzalez | 2021-02-09 |