Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11135548 | Compressed-air heat exchanger, dehumidification unit using heat exchanger, and dehumidification system provided with dehumidification unit | Tomoyuki Iwata, Tetsuo Sakaguchi, Kunihide Fujii | 2021-10-05 |