Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12322196 | Techniques for enabling on-device shape recognition | Biyi Fang | 2025-06-03 |
| 11977574 | Method and apparatus for acquiring POI state information | Jizhou Huang, Haifeng Wang | 2024-05-07 |
| 11875543 | Duplicating and aggregating digital ink instances | Irina Smolyanskaya, Julio Estrada, Aaron D. Cottle | 2024-01-16 |
| 11709999 | Method and apparatus for acquiring POI state information, device and computer storage medium | Jizhou Huang, Ying Li, Ming Liu, Bing Qin | 2023-07-25 |
| 11144196 | Operating visual user interface controls with ink commands | David W. Duhon, Xiao Tu, Francis Zhou | 2021-10-12 |
| 11023661 | Visually enhanced digital ink | Sheng Yi, Xiao Tu | 2021-06-01 |
| 9950542 | Processing digital ink input subject to monitoring and intervention by an application program | Krishnan Menon, Connor Weins, Xiao Tu, Olumuyiwa M. Durojaiye | 2018-04-24 |