Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11164561 | Method and system for building speech recognizer, and speech recognition method and system | Sheng Qian | 2021-11-02 |
| 11032915 | Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor | Siping Bai, Xianglan Wu, Zhigang Yang, Jinqiang Zhang | 2021-06-08 |