Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10527312 | Heat exchange device | Kunran Wu, Zhenhong Yang, Kouji Iio | 2020-01-07 |
| 9999851 | Filter mounting structure | Kunran Wu, Longchang Yu, Soma Hara | 2018-06-19 |
| 9534802 | Ventilation device | Bodong Zhong, Min Long, Jiahan Hong, Shi Zhen, Ryuuma Yokoyama | 2017-01-03 |
| 9513022 | Ventilating fan | Bodong Zhong, Min Long, Jiahan Hong, Shi Zhen, Shouyong Gao | 2016-12-06 |
| 9502201 | Tungsten electrode material and thermionic emission current measuring device | Seiji Nakabayashi, Masahiro Katoh, Yoshiharu Yamamoto, Toshihiko Yoshida | 2016-11-22 |
| 9222695 | Heat exchange ventilator | Hirotsugu Hirano | 2015-12-29 |