Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10451076 | Ventilating fan | Yefan Weng, Shouyong Gao, Zhengnan Zeng, Min Long, Daisuke Tsubosa | 2019-10-22 |
| 10274191 | Ventilation illumination device | Gangyi Li, Guancheng Hou, Daisuke Tsubosa | 2019-04-30 |
| 10240614 | Ventilation fan | Min Long, Qiuqian Liang, Yefan Weng, Shouyong Gao, Zhengnan Zeng +1 more | 2019-03-26 |