Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9756559 | Method, system, network element, and gateway for processing access point name restriction information | Caixia Qi | 2017-09-05 |
| 9706587 | Method and apparatus for establishing direct tunnel | Caixia Qi | 2017-07-11 |
| 9584452 | Method, apparatus, and system for adding electronic mail attachment | Liyan Song | 2017-02-28 |