Issued Patents 2017
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9838779 | Method, system and apparatus for audio communication modulation modes self-adaptation, and electronic signature token | — | 2017-12-05 |
| 9824353 | Key protection method and system | — | 2017-11-21 |
| 9807612 | Secure data interaction method and system | — | 2017-10-31 |
| 9742565 | Method and system for backing up private key of electronic signature token | — | 2017-08-22 |
| 9712326 | Method and system for backing up private key of electronic signature token | — | 2017-07-18 |
| 9641932 | Audio signal adapter device, interface detecting system of the same and electronic signature token | — | 2017-05-02 |
| 9634842 | Method for transmitting signed data and electronic signature token | — | 2017-04-25 |
| 9615168 | Adaptive method and device of audio interface and electronic signature token | — | 2017-04-04 |
| 9608849 | Method, system and apparatus for audio communication modulation mode self-adaptation and electronic signature token | — | 2017-03-28 |
| 9609428 | Method and device for automatically identifying microphone pin and ground pin of audio interface and electronic signature token | — | 2017-03-28 |