Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9998417 | Method and system and apparatus for mass notification and instructions to computing devices | Ying Du, Dan Le, Yuanyuan Liu | 2018-06-12 |
| 8943146 | Method and system and apparatus for mass notification and instructions to computing devices | Ying Du, Dan Le, Yuanyuan Liu | 2015-01-27 |