Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10433037 | Protective apparatus for sound-absorbing particles in sounding apparatus | Zhenjun Li, Gang Chen | 2019-10-01 |
| 10198480 | Method and apparatus for determining hot user generated contents | Weigang Li | 2019-02-05 |