Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1068318 | Toothpaste dispenser | Qinfei Liu | 2025-04-01 |
| 12203224 | Assembled bamboo sleeper and preparation method thereof | Jinbo Hu, Weihong Zeng, Yanhui Xiong, Diqin Liu, Zhicheng Xue +5 more | 2025-01-21 |
| 12152350 | One-step integrally-formed bamboo sleeper and preparation method thereof | Jinbo Hu, Weihong Zeng, Yanhui Xiong, Diqin Liu, Zhicheng Xue +5 more | 2024-11-26 |
| 11341967 | Method and apparatus for voice interaction | Dongli LIU, Xiaocheng DAI | 2022-05-24 |