Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11248821 | Airway device | Daisuke KANEMATSU | 2022-02-15 |
| 10299394 | Electrical function cassette having waterproof function and ventilating fan employing the same | Qiuqian Liang | 2019-05-21 |
| 10018373 | Spring fixing structure | Bodong Zhong, Naoya Araki, Masato Suzuki | 2018-07-10 |
| 8992035 | Lighting device for ventilating fan | Liang Tian, Shouyong Gao, Jian Peng, Haiping Yuan, Yinan Zhao | 2015-03-31 |