Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11940173 | Heat exchange device | Jun Zhang, Shiyan Guan | 2024-03-26 |
| 11761374 | Damper device and total heat exchanger including the same | Shiyan Guan | 2023-09-19 |
| 10527312 | Heat exchange device | Kunran Wu, Kouji Iio, Norihiko Hasegawa | 2020-01-07 |