Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11321431 | Data processing, watermark embedding and watermark extraction | Yongliang Liu | 2022-05-03 |
| 10225329 | Methods and systems for sending and receiving alerts | Zhengyi Liu, He Zou, Yingjun Ma | 2019-03-05 |
| 9967317 | Methods and systems for sending and receiving alerts | Zhengyi Liu, He Zou, Yingjun Ma | 2018-05-08 |
| 9940406 | Managing database | Liang Liu, Junmei Qu, Wen Jun Yin, Wei Zhuang | 2018-04-10 |