Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305339 | Method and system for controlling ventilation cooling type permafrost subgrade based on energy dynamic balance | Yuanhong Dong, Long Jin, Jianbing Chen, Liguo Zhao, Huilong Zhao +5 more | 2025-05-20 |
| 10681479 | Methods, devices and systems for bluetooth audio transmission | Fuyong Zhao, Kunpeng Zhang, Fan Liang | 2020-06-09 |