Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10684028 | Pipe shield of ventilating apparatus | Donghai Liu, Jianqiang Wu, Naoyuki Funada, Masato Suzuki | 2020-06-16 |
| 9631828 | Ventilating fan | Bodong Zhong, Min Long, Shi Zhen, Shouyong Gao, Hideki Hayashi | 2017-04-25 |
| 9534802 | Ventilation device | Bodong Zhong, Min Long, Shi Zhen, Norihiko Hasegawa, Ryuuma Yokoyama | 2017-01-03 |
| 9513022 | Ventilating fan | Bodong Zhong, Min Long, Shi Zhen, Shouyong Gao, Norihiko Hasegawa | 2016-12-06 |