Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198160 | Detoxifying device, method of replacing piping section of detoxifying device, and method of cleaning piping of detoxifying device | Tetsuo Komai, Tetsuro Sugiura | 2021-12-14 |