Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9803853 | Heat recovery and utilization system | Tatsuto Nagayasu | 2017-10-31 |
| 9718715 | Water treatment device | Kazuhide Kamimura, Hozumi Otozai, Kosuke Shigiishi, Hideo Suzuki | 2017-08-01 |