Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168903 | Air-conditioning system and air-conditioning system controller | Masafumi Tsubouchi, Takuma Aramaki, Takaaki Nakasone, Ayumi Konishi | 2021-11-09 |
| 11077396 | Ventilating device | Decong Yang, Guofeng Pang, Runxin Chen | 2021-08-03 |
| 10883737 | Ventilation control device | Masayuki Sasaki | 2021-01-05 |